Transportation and Travel

Kosakata Dasar Bahasa Inggris - Bagian 3 · 50 pelajaran

What does “Suspension Railway” mean?

  • Sistem kereta api di mana kereta digantung dari rel atas dan dioperasikan dengan listrik.
  • Sistem kereta api di mana kereta bergerak di tanah dan ditenagai oleh batu bara.
Alasannya:

Correct Answer (A): A suspension railway literally has trains that hang from overhead rails, like a monorail. They're powered by electricity, making them modern and efficient urban transport systems.

Why B is wrong: This describes a conventional ground-level railway powered by coal—that's a traditional train system, not a suspension railway. Suspension railways are specifically designed to hang from above, which is their defining feature.

What does “Caboose” mean?

  • Gerbong terakhir pada kereta barang, digunakan untuk istirahat awak kapal.
  • Gerbong terdepan pada kereta barang, digunakan para awak kapal untuk beristirahat.
Alasannya:

A is correct: A caboose is the last car of a freight train where crew members rested and monitored the train.

B is wrong: This describes the front of the train. The caboose is always at the rear, not the front. The locomotive (front) is where the engineer operates the train, not where crew rest.

What does “Carriageway” mean?

  • Jalan atau jalan raya yang khusus dibangun untuk lalu lintas kendaraan.
  • Jalur khusus pejalan kaki, tidak dimaksudkan untuk lalu lintas kendaraan.
Alasannya:

Correct Answer (A): A carriageway is a road or roadway specifically built for vehicle traffic. This is the standard definition used in road terminology across English-speaking countries.

Why B is wrong: Option B describes a pedestrian path or sidewalk, which is the *opposite* of a carriageway. Pedestrian paths are explicitly NOT for vehicle traffic, while carriageways are designed specifically for vehicles.

What does “Airliner” mean?

  • Pesawat yang digunakan untuk mengangkut penumpang dan kargo.
  • Perahu yang digunakan untuk mengangkut penumpang dan barang.
Alasannya:

Correct Answer (A): An airliner is a plane (pesawat) designed to carry passengers and cargo through the air. The word "air" in "airliner" tells you it flies.

Why B is wrong: This describes a boat (perahu), which travels on water, not through the air. Boats are water vessels, not aircraft.

What does “Ladle” mean?

  • Sendok besar bergagang panjang yang digunakan untuk menyajikan sup, rebusan, atau saus.
  • Sendok kecil bergagang pendek yang digunakan untuk menyantap makanan penutup.
Alasannya:

A is correct because a ladle is specifically a large, deep spoon with a long handle designed for serving liquids like soup, stew, or sauce.

B is wrong because it describes a small spoon with a short handle—that's a dessert spoon, not a ladle. A ladle is much larger and has a longer handle for reaching into pots.

What does “Aqueduct” mean?

  • Saluran buatan untuk mengalirkan air dari jarak jauh.
  • Sebuah sungai alami yang mengalirkan air dalam jarak dekat.
Alasannya:

Correct Answer (A): An aqueduct is a *man-made channel* built to transport water over long distances—like a bridge or tunnel carrying water from a distant source to cities. This is the exact definition.

Why B is wrong: Option B describes a natural river, not an aqueduct. Aqueducts are specifically *artificial/constructed* systems, and they're designed for *long distances*, not short ones. Natural rivers don't fit this definition at all.

What does “Metro” mean?

  • Kereta cepat yang menempuh jarak pendek di kota.
  • Kendaraan lambat yang menempuh jarak jauh di pedesaan.
Alasannya:

Correct answer: A

"Metro" refers to a rapid transit system—a fast train that covers short distances within a city. It's designed for urban transportation, moving many people quickly between nearby stops.

Why B is wrong:
- Metro trains are fast, not slow
- They operate in cities, not rural areas
- They cover short-to-medium distances, not long distances across the countryside

What does “Footbridge” mean?

  • Sebuah jembatan yang dirancang untuk pejalan kaki.
  • Sebuah jembatan yang dirancang khusus untuk lalu lintas kendaraan berat.
Alasannya:

Correct Answer (A): A footbridge is a bridge built specifically for pedestrians to cross over obstacles like roads, rivers, or railways. The word "foot" refers to people traveling on foot.

Why B is wrong: Option B describes a bridge for heavy vehicle traffic, which is the opposite of a footbridge. Heavy-duty bridges are designed for cars, trucks, and buses—not pedestrians.

What does “Dinghy” mean?

  • Perahu kecil, sering kali dibawa atau ditarik untuk digunakan sebagai sekoci oleh kapal yang lebih besar.
  • Sebuah kapal besar, sering digunakan untuk perjalanan internasional yang jauh.
Alasannya:

A is correct — A dinghy is a small boat, typically carried or towed by a larger ship as a lifeboat or tender. This matches the actual definition perfectly.

B is wrong — This describes a large ship used for long international voyages, which is the opposite of what a dinghy is. A dinghy is small, not large, and serves supporting purposes rather than long-distance travel.

What does “Jetbridge” mean?

  • Konektor bergerak yang paling sering terbentang dari gerbang terminal bandara hingga pesawat terbang.
  • Struktur stasioner yang memisahkan terminal bandara dari pesawat.
Alasannya:

Correct Answer (A): A jetbridge is the moving connector (walkway) that extends from the airport terminal gate to the aircraft door. This is the standard definition—it's the physical structure passengers walk through to board planes.

Why B is wrong: While a jetbridge does separate the terminal from the plane physically, it's NOT stationary—it's mobile and moves to connect with different aircraft positions. The "moving" part is essential to what a jetbridge actually is.

What does “Tuk Tuk” mean?

  • Becak bermotor yang umum di banyak negara Asia.
  • Sebuah bus besar umum di banyak negara barat.
Alasannya:

Correct Answer (A): A tuk tuk is a motorized three-wheeled vehicle (auto rickshaw) commonly used as public transportation across Asia, especially in Thailand, India, and Southeast Asia. The name comes from the sound of its engine.

Why B is wrong: B describes a large bus common in Western countries—this is not what a tuk tuk is at all. Tuk tuks are small, three-wheeled vehicles, not large buses, and they're primarily an Asian form of transport, not Western.

What does “Propeller” mean?

  • Sebuah perangkat mekanis untuk mendorong perahu atau pesawat, yang terdiri dari batang yang berputar dengan dua atau lebih bilah lebar, ber sudut terpasang.
  • Sebuah alat untuk menghentikan atau menghambat gerakan, terutama mekanisme dalam kendaraan untuk mengaplikasikan rem.
Alasannya:

Why A is correct:
A propeller is a mechanical device that *pushes* objects forward by spinning blades through air or water. The description of a rotating shaft with angled blades perfectly defines how propellers work on boats and planes.

Why B is wrong:
B describes a brake—a device that *stops* or slows movement. This is the opposite function of a propeller, which creates forward motion rather than halting it.

What does “Funicular” mean?

  • Sebuah kereta kabel, terutama satu di sisi gunung, di mana mobil naik dan turun seimbang.
  • Sebuah bentuk transportasi yang bergerak hanya pada tanah datar.
Alasannya:

Correct answer (A): This accurately defines a funicular—it's a cable car system where two cars counterbalance each other as one goes up while the other goes down, typically on mountainsides. This is the actual engineering principle that makes funiculars work.

Why B is wrong: While funiculars *can* operate on flat terrain, that's not what defines them. The key feature is the cable-and-counterbalance system, not the terrain. This option misses the essential mechanism.

What does “Runway” mean?

  • Sebuah jalan setapak panjang, datar yang pesawat lepas landas atau mendarat.
  • Sebuah jalur bawah air yang kapal selam gunakan untuk bepergian.
Alasannya:

Correct Answer (A): A runway is specifically the long, flat strip of ground where airplanes take off and land. This is the standard definition used in aviation.

Why B is wrong: While it sounds similar in structure, a runway is for airplanes, not submarines. Submarines travel through water and don't use designated "runways"—they navigate through the ocean or waterways freely.

What does “Aviation” mean?

  • Kegiatan terbang pesawat, atau merancang, memproduksi, dan memelihara mereka.
  • Kegiatan bepergian atau menggerakkan barang melalui laut.
Alasannya:

Correct answer (A): Aviation comes from the Latin word "avis" (bird) and refers to everything related to aircraft—flying them, designing them, building them, and maintaining them. This is the standard definition used worldwide.

Why B is wrong: That definition describes maritime or shipping activities (travel and moving goods by sea), which is completely different from aviation. Aviation is specifically about aircraft and flying, not water-based transportation.

What does “Navigation” mean?

  • Proses atau aktivitas menentukan posisi seseorang dengan akurat dan merencanakan dan mengikuti rute.
  • Proses atau aktivitas tetap berada di satu tempat tanpa merencanakan atau mengikuti rute.
Alasannya:

Correct Answer (A): Navigation means finding your position accurately and planning/following a route. This matches the actual definition—it's about knowing where you are and how to get where you want to go.

Why B is wrong: It describes staying in one place without planning a route, which is the opposite of navigation. Navigation requires movement and direction, not staying stationary.

What does “Overtake” mean?

  • Mengejar dan melewati saat bepergian ke arah yang sama.
  • Untuk tertinggal dalam gerakan, kemajuan, pengembangan; tidak berjalan seiring dengan yang lainnya.
Alasannya:

Correct Answer (A):
"Overtake" means to catch up to and pass someone who is moving in the same direction as you. This is the core definition—like when a car passes another car on the highway.

Why B is wrong:
Option B describes the *opposite* meaning—it talks about falling behind or lagging, which is the opposite of overtaking. To overtake is to move ahead, not to fall behind.

What does “Roundabout” mean?

  • Sejenis persimpangan atau persimpangan melingkar di mana lalu lintas jalan mengalir hampir terus menerus ke satu arah di sekitar pulau tengah.
  • Sebuah jalan lurus dimana kendaraan bergerak dalam garis lurus tanpa berbelok.
Alasannya:

# Explanation

Option A is correct because a roundabout is literally a circular intersection where traffic flows continuously in one direction around a central island—this matches the definition perfectly.

Option B is wrong because it describes a straight road with no turns, which is the opposite of a roundabout. A roundabout requires vehicles to navigate curves around the center, not travel in a straight line.

What does “Motorboat” mean?

  • Sebuah perahu yang didorong oleh mesin bensin atau listrik.
  • Sebuah kendaraan yang dijalankan di jalan, biasanya dengan empat roda dan sebuah mesin pembakaran.
Alasannya:

Correct answer (A): A motorboat is specifically a *boat* powered by an engine (gas or electric). The word "motor" refers to the engine, and "boat" means it travels on water.

Why B is wrong: That describes a car—a land vehicle with four wheels and an internal combustion engine. Cars drive on roads, not water, so it's not a motorboat.

What does “Dirt Road” mean?

  • Sejenis jalan tak beraspal yang dibuat dari bahan asli permukaan tanah tempat itu melewati, dikenal oleh pengemudi pedesaan dan perkotaan karena permukaannya yang kasar dan bergelombang.
  • Sebuah jalan yang halus, beraspal dengan jalur yang dilukis dan tanda-tanda.
Alasannya:

# Explanation

Correct answer (A): This accurately defines a dirt road—an unpaved road made from natural earth materials with a rough, uneven surface. This is exactly what "dirt road" means in English.

Why B is wrong: Option B describes a smooth, paved road with painted lanes and signs. This is the *opposite* of a dirt road. Dirt roads are characterized by being unpaved and rough, not smooth and marked with painted lines.

What does “Rush Hour” mean?

  • Waktu tertentu setiap hari ketika lalu lintas paling padat.
  • Waktu tertentu setiap hari ketika jalan bebas dari lalu lintas.
Alasannya:

Correct Answer (A): "Rush hour" refers to peak traffic times, typically morning and evening commutes when many people travel simultaneously, causing congestion and delays.

Why B is wrong: This describes the opposite—a time when roads are *clear*, not congested. Rush hour is specifically when traffic is heaviest, not lightest.

What does “Aerostat” mean?

  • Pesawat yang ditenagai yang mendapatkan daya apungnya dari kantong gas besar.
  • Pesawat yang ditenagai mesin, tanpa kantong gas.
Alasannya:

Correct Answer (A): An aerostat is any aircraft that floats using buoyancy from a gas-filled envelope (like a balloon or airship). The large gas bag is what keeps it aloft, not engine power alone.

Why B is wrong: Option B describes a powered airplane (like a regular plane) that relies on wings and engines for lift—this is called a "heavier-than-air" aircraft, not an aerostat. Aerostats are "lighter-than-air" craft that depend on buoyant gas, not engine thrust for lift.

What does “Cockpit” mean?

  • Kompartemen dalam kendaraan dimana pilot atau pengemudi duduk.
  • Kompartemen dalam kendaraan dimana penumpang duduk.
Alasannya:

Why A is correct:
"Cockpit" refers to the front section of an aircraft (or sometimes a vehicle) where the pilot or driver sits and controls the vehicle. This is the standard definition.

Why B is wrong:
The passenger seating area is called the "cabin" (in aircraft) or "passenger compartment" (in cars), not the cockpit. The cockpit is specifically reserved for the pilot/driver and crew who operate the vehicle.

What does “Eatery Car” mean?

  • Gerbong makan di kereta api.
  • Gerbong barang di kereta api.
Alasannya:

Correct Answer: A. Gerbong makan di kereta api.

"Eatery Car" literally means a car/carriage for eating. An eatery is a place where you eat, so an "eatery car" is a dining car on a train—a gerbong makan (eating carriage).

Why B is wrong:
"Gerbong barang" means a cargo or goods carriage, which is for transporting freight, not for eating. This doesn't match what "eatery" means.

What does “Engine Driver” mean?

  • Orang yang mengendarai kereta api.
  • Orang yang mengendarai mobil penumpang.
Alasannya:

Option A is correct because an "engine driver" is the person who operates a train (kereta api). The "engine" refers to the locomotive, so an engine driver is a train operator.

Option B is wrong because a car (mobil penumpang) is not an engine in the traditional sense—the person who drives it would be called a "driver" or "sopir," not an "engine driver." The term "engine driver" specifically refers to trains.

What does “Glider” mean?

  • Pesawat yang dirancang untuk terbang tanpa mesin.
  • Pesawat yang dirancang untuk terbang dengan mesin.
Alasannya:

Correct Answer (A): A glider is an aircraft specifically designed to fly without an engine. It uses air currents and altitude to stay airborne, relying on gravity and skilled piloting rather than powered propulsion.

Why B is wrong: This describes a powered aircraft (like a regular plane), which is the opposite of a glider. Gliders are defined by their *lack* of an engine, not their possession of one.

What does “Hovertrain” mean?

  • Kereta yang melayang di atas rel pada bantalan udara.
  • Kereta yang bergerak di sepanjang rel pada roda.
Alasannya:

Correct Answer (A): A hovertrain uses air cushions to float above the track rather than rolling on wheels. The word "hover" means to float or suspend in air, so a hovertrain literally floats on air bearings.

Why B is wrong: Option B describes a regular train that rolls on wheels along tracks—this is a conventional train, not a hovertrain. Hovering is the key difference that defines this technology.

What does “Hydrofoil” mean?

  • Perahu yang lambungnya dilengkapi dengan sirip yang dirancang untuk mengangkatnya di atas air dengan kecepatan tinggi.
  • Perahu yang lambungnya dirancang untuk tetap berada di dalam air dengan semua kecepatan.
Alasannya:

# Explanation

Correct (A): A hydrofoil is a boat with wing-like fins ("foils") underneath that lift the hull completely out of the water at high speeds, reducing water resistance and allowing faster travel. The term literally means "water wing."

Why B is wrong: This describes a conventional boat hull that stays *in* the water—the opposite of what a hydrofoil does. A hydrofoil's defining feature is that it *lifts out* of the water, not stays in it.

What does “Locomotive” mean?

  • Kendaraan bertenaga untuk menarik kereta di sepanjang jalur kereta api.
  • Kendaraan yang dirancang untuk mengangkut penumpang di jalan.
Alasannya:

Correct Answer (A): A locomotive is specifically a powered engine that pulls train cars along railroad tracks. This is the precise definition of the word.

Why B is wrong: Option B describes a general passenger vehicle on roads (like a bus or car), not a locomotive. Locomotives are railroad-specific machines, not road vehicles.

What does “Maglev” mean?

  • Sistem transportasi yang menggunakan levitasi magnetik untuk menggerakkan kendaraan tanpa menyentuh tanah.
  • Sistem transportasi yang menggunakan roda untuk menggerakkan kendaraan di sepanjang tanah.
Alasannya:

Correct Answer (A): "Maglev" is short for "magnetic levitation." It describes trains that use magnetic forces to float above the track without touching it, allowing them to move very fast with less friction.

Why B is wrong: Option B describes a regular wheeled train or vehicle system, which is not what maglev means. Maglev specifically uses magnetic levitation to lift vehicles off the ground—no wheels or ground contact involved.

What does “Omnibus” mean?

  • Kendaraan yang mengangkut banyak penumpang dan beroperasi di jalur tetap.
  • Kendaraan yang mengangkut satu penumpang dan beroperasi tanpa jalur tetap.
Alasannya:

Correct Answer (A): "Omnibus" literally means "for all" in Latin. It refers to a large vehicle designed to carry many passengers on a fixed route—basically a bus. This is the standard definition used for public transport vehicles.

Why B is wrong: This describes a private vehicle like a taxi or ride-share car, which carries one or few passengers on flexible routes. This is the opposite of an omnibus, which serves many people on scheduled, fixed routes.

What does “Yacht” mean?

  • Sebuah kapal layar ukuran sedang yang dilengkapi untuk berlayar atau balap.
  • Sebuah perahu karet pengapung kecil yang tidak dapat dinavigasi.
Alasannya:

Correct Answer (A): A yacht is a medium-sized sailing vessel designed and equipped for sailing or racing. This matches the actual definition—yachts are recreational boats built for leisure cruising or competitive racing.

Why B is wrong: Option B describes a small inflatable rubber raft, which is not a yacht. Inflatable rafts are basic floatation devices, not equipped sailing vessels designed for the purposes yachts serve.

What does “Spar” mean?

  • Sebuah tiang tebal, kuat seperti yang digunakan untuk tiang atau yard pada kapal.
  • Sehelai benang yang tipis, lemah digunakan untuk menjahit atau melingkar.
Alasannya:

Correct (A): A spar is a strong, thick pole or beam used in ship construction—specifically for masts and yards that hold sails. This is the standard nautical meaning.

Why B is wrong: This describes thread or string (benang)—something thin and weak used for sewing. A spar is the opposite: it's thick, strong, and structural. The word "spar" has nothing to do with thin fibers or sewing materials.

What does “Tandem Bicycle” mean?

  • Sebuah sepeda yang dirancang untuk dua pengendara yang duduk satu di belakang lainnya.
  • Sebuah sepeda yang dirancang untuk satu pengendara yang duduk di tengah.
Alasannya:

A is correct: A tandem bicycle literally means "two together" — it has two seats arranged front-to-back, two sets of pedals, and two riders working together to propel the bike forward.

B is wrong: This describes a regular single-rider bicycle. A tandem needs two riders, not one, and they sit in line (tandem arrangement), not in the middle of one seat.

What does “Minibus” mean?

  • Sebuah kendaraan multi-penumpang kecil yang digunakan untuk transportasi publik atau pribadi.
  • Sebuah kendaraan penumpang tunggal besar yang digunakan untuk keperluan pribadi.
Alasannya:

Correct Answer (A): A minibus is literally a "mini" (small) bus. It carries multiple passengers and is used for both public transit and private transport—that's exactly what the word means.

Why B is wrong: A minibus is small, not large, and it's designed for *multiple* passengers, not a single passenger. That description sounds more like a regular car or SUV for personal use.

What does “Airship” mean?

  • Pesawat besar berpenggerak sendiri yang mengapung karena tas berisi gas besar.
  • Sebuah perangkat kecil, tidak berpenggerak yang tenggelam karena berat yang berat.
Alasannya:

Correct Answer (A):
An airship is a large, motorized aircraft that stays aloft because of a giant gas-filled envelope (like helium or hot air). The gas makes it buoyant, so it floats in the air like a balloon, but with engines to move it around.

Why B is wrong:
Option B describes the opposite of an airship—it says "small, non-motorized, sinks because of heavy weight." Airships are actually large, have motors, and float *upward* because of their gas bags, not sink downward.

What does “Carpool” mean?

  • Sebuah grup orang yang bepergian bersama, khususnya ke tempat kerja atau sekolah, dalam satu kendaraan.
  • Seseorang bepergian sendirian, terutama ke tempat kerja atau sekolah, dalam beberapa kendaraan.
Alasannya:

Option A is correct because a carpool is when multiple people share one vehicle for a trip, splitting the cost and reducing pollution.

Option B is wrong because it describes a person traveling *alone* in multiple vehicles, which is the opposite of carpooling. Carpooling is about *sharing* one vehicle, not using many vehicles.

What does “Speedboat” mean?

  • Sebuah perahu kecil, cepat yang ditenagai oleh mesin pembakaran dalam.
  • Sebuah perahu besar, lambat yang ditenagai oleh mendayung manual.
Alasannya:

A is correct because a speedboat is literally a small, fast boat powered by an internal combustion engine—that's the definition.

B is wrong because it describes the opposite: it mentions a large, slow boat powered by manual rowing, which is not a speedboat at all.

What does “Hitching Post” mean?

  • Sebuah tiang dimana kuda atau hewan lain dapat diikat untuk mencegahnya berkelana.
  • Sebuah tiang dari mana hewan dilepaskan untuk memungkinkannya berkeliaran bebas.
Alasannya:

Correct answer (A): A hitching post is a fixed post where you *tie* animals to keep them in place. This is the actual historical purpose—preventing horses from wandering away while their owners were busy.

Why B is wrong: This describes the opposite function. A hitching post doesn't *release* animals to roam freely; it does the exact opposite by restraining them.

What does “Omnidirectional” mean?

  • Bergerak atau memimpin ke semua arah.
  • Bergerak atau memimpin ke satu arah spesifik.
Alasannya:

Correct Answer: A

"Omnidirectional" comes from "omni-" (meaning all) + "directional" (meaning direction). So it literally means moving or pointing in all directions at once.

Why the others are wrong:
- B describes "unidirectional" or "directional" (one specific direction), which is the opposite of omnidirectional.

What does “Quay” mean?

  • Sebuah platform yang berbaring di sepanjang atau menjorok ke dalam air untuk memuat dan membongkar kapal.
  • Sebuah platform terangkat di darat untuk memuat dan membongkar kendaraan.
Alasannya:

Correct Answer (A): A quay is a waterfront structure—a platform built along the water's edge or extending into the water where ships dock to load and unload cargo. This is the actual definition of the word.

Why B is wrong: While B describes a loading platform, it specifies one on land for vehicles, not ships. A quay is specifically a maritime structure for boats/ships, not a general vehicle loading area.

What does “Autopilot” mean?

  • Sebuah perangkat yang mengontrol penerbangan pesawat atau wahana antariksa tanpa intervensi manusia yang terus-menerus.
  • Sebuah perangkat yang membutuhkan intervensi manusia secara terus-menerus untuk mengontrol penerbangan pesawat atau wahana antariksa.
Alasannya:

Correct Answer (A): Autopilot literally means "self-piloting"—it's a system that flies the plane or spacecraft automatically without constant human input. Once activated, it maintains course and altitude on its own.

Why B is wrong: This describes the opposite of autopilot. If a system *requires* continuous human intervention, it's manual control, not autopilot. Autopilot's whole purpose is to reduce the pilot's workload by operating independently.

What does “Breakdown Lane” mean?

  • Lajur lalu lintas yang disisihkan di tepi jalan untuk berhenti darurat oleh pengendara mobil.
  • Lajur lalu lintas di tengah jalan untuk berhenti darurat oleh pengendara mobil.
Alasannya:

Correct Answer (A): A breakdown lane is specifically positioned at the edge/side of the road, not in the middle. This placement allows drivers to safely pull over without blocking through traffic, and emergency vehicles can access it easily.

Why B is wrong: The middle of the road is the most dangerous place to stop—it would block traffic and cause accidents. Breakdown lanes must be on the shoulder/edge for safety reasons.

What does “Car Deck” mean?

  • Sebuah dek pada kapal feri atau kapal pesiar di mana kendaraan diparkir.
  • Sebuah dek pada kapal feri atau kapal pesiar di mana kendaraan dilarang.
Alasannya:

A is correct because a "car deck" is literally a deck (floor level) on a ferry or cruise ship designed specifically for parking vehicles. This is a real feature on many passenger ships that transport cars.

B is wrong because it says vehicles are *prohibited* on this deck, which contradicts the purpose of a car deck—it exists precisely to *allow* vehicles to be parked there.

What does “Windsock” mean?

  • Sebuah kantung berbentuk kerucut yang terbuka di kedua ujungnya, dipasang di tiang untuk menunjukkan arah angin dan kecepatan relatif.
  • Sebuah kantung berbentuk kerucut yang tertutup di kedua ujungnya, dipasang di sebuah tiang untuk menunjukkan kelembaban dan suhu.
Alasannya:

# Explanation

A is correct: A windsock is a cone-shaped tube that's open at both ends—wind flows through it, making it fill up and point in the wind direction. The fuller and more extended it is, the stronger the wind. This is exactly what real windsocks do at airports and airfields.

B is wrong: It incorrectly says the windsock is "closed at both ends"—that would trap air inside and prevent it from working. It also wrongly claims windsocks measure humidity and temperature, when they only show wind direction and relative speed.

What does “Sailboat” mean?

  • Perahu yang didorong sebagian atau seluruhnya oleh layar.
  • Sebuah perahu yang digerakkan oleh uap atau bahan bakar.
Alasannya:

Correct Answer (A): A sailboat uses sails to catch the wind for propulsion—either partially or entirely. This is the defining characteristic of a sailboat.

Why B is wrong: That describes a motorboat or steamboat, which uses engines powered by fuel or steam, not wind and sails. These are completely different types of vessels.

What does “Traffic Circle” mean?

  • Persimpangan jalan di mana arus lalu lintas bergerak melingkar di sekitar pulau sentral.
  • Persimpangan jalan tempat lalu lintas bergerak dalam garis lurus.
Alasannya:

A is correct because a traffic circle (also called a roundabout) is specifically designed with vehicles moving in a circular pattern around a central island—this is its defining feature.

B is wrong because it describes a straight intersection, which is the opposite of a traffic circle. Straight-line traffic movement happens at regular crossroads or intersections, not in circular traffic patterns.

What does “Flyover Bridge” mean?

  • Sebuah jembatan yang membawa satu jalan atau jalur kereta api di atas yang lain.
  • Sebuah jembatan yang membawa jalur jalan atau kereta api di bawah air.
Alasannya:

Correct Answer (A): A flyover bridge literally "flies over"—it's an elevated structure that carries one road or railway *above* another road or railway, allowing traffic to pass without intersecting at ground level.

Why B is wrong: That describes an *underwater* bridge or tunnel, not a flyover. A flyover goes *up and over*, not *under*.

What does “Vehicle Ferry” mean?

  • Sebuah kapal yang digunakan untuk membawa kendaraan atau penumpang menyeberangi perairan.
  • Sebuah kapal yang digunakan untuk menarik kendaraan atau penumpang sepanjang perairan.
Alasannya:

Correct Answer (A): A vehicle ferry *transports* (brings) vehicles and passengers across water from one side to the other. "Ferry" means to carry something across a body of water.

Why B is wrong: It says the ferry "pulls" vehicles along the water, which is incorrect. A ferry doesn't tow or drag things alongside it—it carries them aboard and transports them to the opposite shore.

What does “Trestle Bridge” mean?

  • Sebuah jembatan yang terdiri dari sejumlah bentang pendek yang didukung oleh bingkai semacam itu.
  • Sebuah jembatan yang terdiri dari bentang panjang tanpa dukungan apa pun.
Alasannya:

# Explanation

Correct Answer (A): A trestle bridge has multiple short spans supported by trestle frames (sturdy, tower-like supports). This design distributes weight across many points, making it practical and economical.

Wrong Answer (B): This describes a suspension bridge or beam bridge with long unsupported spans—the opposite of a trestle bridge. Trestle bridges rely on frequent supports, not long spans without support.

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