Oceanography Unit 1 Review

What is the study of the origins of life in the oceans called?

• oceanography

• marine biology

• marine geology

• marine ecology

How did the oceans form on Earth?

• Condensation of water vapor in the atmosphere.

• Impact of comets and asteroids.

• Degassing through volcanic activity

• Evaporation from underground water sources.

Which research method involves collecting samples of water, sediment, and marine organisms?

• seafloor sampling

• oceanic sampling

• marine sampling

• aquatic sampling

What is the average depth of the world's oceans?

• 2,500 meters

• 5,000 meters

• 3,800 meters

• 1,000 meters

Which ocean is the largest by surface area?

• Atlantic Ocean

• Indian Ocean

• Arctic Ocean

• Pacific Ocean

What is the process by which water changes from a liquid to a gas called?

• evaporation

• melting

• sublimation

• condensation

Who were the first navigators and merchants to England?

• Greeks
• Vikings
• Polynesians
• Phoenicians

Who colonized Iceland and Greenland?

• Phoenicians
• Polynesians
• Greeks
• Vikings

Who published the first map of the Gulf Stream?

• Greeks
• Polynesians
• Vikings
• Benjamin Franklin

Which instrument can measure both latitude and longitude?

• compass
• sextant
• octant
• gyrocompass