Chapter 1: Intro to Oceanography

Front

What percentage of the Earth's surface is covered by water?

Back

Approximately 70% of the Earth's surface is covered by water.

Front

Who is credited with the invention of the compass?

Back

The Chinese are credited with inventing the compass.

Front

What is the largest ocean on Earth?

Back

The Pacific Ocean is the largest ocean on Earth.

Front

Define a strait.

Back

A strait is a narrow passage of water connecting two seas or larger bodies of water.

Front

What ocean is located between Africa and Australia?

Back

The Indian Ocean is located between Africa and Australia.

Front

What is the smallest ocean in the world?

Back

The Arctic Ocean is the smallest ocean in the world.

Front

What is an atoll?

Back

An atoll is a ring-shaped coral reef, island, or series of islets.

Front

What is the significance of ocean currents?

Back

Ocean currents are significant because they regulate climate, influence weather patterns, and affect marine navigation.

Front

What is the difference between a sea and an ocean?

Back

A sea is a smaller body of saltwater that is partially enclosed by land, while an ocean is a vast body of saltwater that covers most of the Earth's surface.

Front

What is the role of phytoplankton in the ocean?

Back

Phytoplankton are crucial for the ocean's ecosystem as they produce oxygen and serve as the base of the marine food web.