About this Study Set
This study set covers Maritime Technology through
25 practice questions.
A quiz about the machines, vessels, and systems used to navigate and work on the world's oceans. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 25 questions from the
Maritime Technology Explorers study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
What device is used by ships to determine their depth by reflecting sound waves off the seafloor?
-
A
Sonar
-
B
Radar
-
C
Lidar
-
D
Thermometer
2
Which invention allows a submarine to see objects on the surface while remaining underwater?
-
A
Telescope
-
B
Periscope
-
C
Microscope
-
D
Gyroscope
3
What is the name of the vertical fin at the back of a ship used for steering?
-
A
Keel
-
B
Propeller
-
C
Rudder
-
D
Bow
4
Modern ships use a global navigation satellite system to find their exact location; what is the common acronym for this system?
5
What part of a ship is the lowest structural member that runs along the center of the bottom to provide stability?
-
A
Hull
-
B
Deck
-
C
Keel
-
D
Mast
6
Which propulsion system uses a rotating set of blades to push a ship forward through the water?
-
A
Oar
-
B
Sail
-
C
Propeller
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D
Paddlewheel
7
What type of vessel is specifically designed to clear ice from shipping lanes in cold climates?
-
A
Icebreaker
-
B
Tanker
-
C
Ferry
-
D
Barge
8
What instrument uses a magnetized needle to always point towards the magnetic north?
-
A
Sextant
-
B
Compass
-
C
Barometer
-
D
Chronometer
9
Which heavy metal hook is lowered by a chain to hold a ship in one place at the bottom of the sea?
-
A
Weight
-
B
Anchor
-
C
Derrick
-
D
Cleat
10
What do you call the main body of a ship, including the bottom, sides, and deck?
-
A
Hull
-
B
Cabin
-
C
Rigging
-
D
Mast
11
What safety device do ships carry that automatically inflates when it hits the water to save crew members?
-
A
Life raft
-
B
Submarine
-
C
Buoy
-
D
Anchor
12
Which type of maritime vessel is specifically built to transport large quantities of crude oil?
-
A
Container ship
-
B
Oil tanker
-
C
Cruise liner
-
D
Tugboat
13
What electronic tool do ships use to detect other nearby vessels, landmasses, or weather patterns using radio waves?
-
A
Sonar
-
B
Radar
-
C
Compass
-
D
Sextant
14
What is the term for a small, powerful boat used to tow or push larger ships into ports?
-
A
Tugboat
-
B
Cargo ship
-
C
Yacht
-
D
Lifeboat
15
Which historical navigation tool measured the angle between the sun or a star and the horizon to determine latitude?
-
A
Sextant
-
B
Compass
-
C
Clock
-
D
Barometer
16
What is the name of the front part of a ship?
-
A
Stern
-
B
Bow
-
C
Port
-
D
Starboard
17
What is the name of the back part of a ship?
-
A
Bow
-
B
Hull
-
C
Stern
-
D
Keel
18
What material is commonly used in modern shipbuilding because it is strong and does not rust easily?
-
A
Wood
-
B
Plastic
-
C
Steel
-
D
Glass
19
What specialized ship is used to lay long cables across the ocean floor for internet and communication?
-
A
Cable layer
-
B
Dredger
-
C
Tanker
-
D
Bulk carrier
20
What is the term for the process of removing mud or sand from the bottom of a harbor to allow ships to pass?
-
A
Dredging
-
B
Fishing
-
C
Sailing
-
D
Surfing
21
What type of engine is used on modern large container ships to provide immense power to move thousands of tons of cargo?
-
A
Steam engine
-
B
Diesel engine
-
C
Jet engine
-
D
Rocket engine
22
Which system on a ship helps to keep it level and prevent it from capsizing in rough seas?
-
A
Ballast tank
-
B
Navigation light
-
C
Radio antenna
-
D
Life jacket
23
What is the name for the right side of a ship when you are facing the front?
-
A
Port
-
B
Starboard
-
C
Stern
-
D
Bow
24
What is the name for the left side of a ship when you are facing the front?
-
A
Starboard
-
B
Port
-
C
Stern
-
D
Bow
25
Which type of automated underwater vehicle is remotely controlled by a pilot to inspect underwater structures?
-
A
ROV
-
B
Satellite
-
C
Glider
-
D
Airplane
