Dive & Discover the History of Oceanography

What is oceanography?

• The study of rivers

• The study of mountains

• The study of oceans

• The study of forests

When did modern oceanography really expand?

• After World War I

• After World War II

• In the 19th century

• In the 18th century

What marked island locations on Polynesian stick charts?

• Dots

• Shells or knots

• Lines

• Colors

What disease plagued sailors due to a lack of vitamin C?

• Scurvy

• Rickets

• Beriberi

• Pellagra

How did Cook prevent his crew from contracting scurvy?

• By providing fresh meat

• By sailing with lots of pickled cabbage

• By giving them oranges

• By ensuring they had plenty of water

How fast can the Gulf Stream travel?

• 50 million cubic meters per second

• 100 million cubic meters per second

• 150 million cubic meters per second

• 200 million cubic meters per second

Why is the Gulf Stream important to ships heading north?

• It provides fresh water

• It doubles their speed

• It offers a scenic route

• It reduces fuel consumption

What is an atoll?

• A type of deep-sea fish

• A coral reef that grows on the rim of sinking volcanoes

• A large ocean wave

• A type of seaweed

What does SONAR stand for?

• Sound, Navigation, and Ranging

• Sound, Nautical, and Radar

• Signal, Navigation, and Radar

• Signal, Nautical, and Ranging

What technology supported the drift theory by mapping ocean ridges?

• Radar

• GPS

• Echo sounders

• Satellites