Unit 4 Exam Retest

Front

What is the primary source of energy for Earth's climate system?

Back

The Sun

Front

Which natural process removes carbon dioxide from the atmosphere?

Back

Photosynthesis

Front

What would happen to Earth without the Greenhouse Effect?

Back

Earth would be cold.

Front

Which city has the lowest rainfall in July?

Back

Normanton (Graph on Right)

Front

What has happened to the late summer sea ice covering the Arctic Ocean over the last 30 years?

Back

Covers less area than it did 30 years ago.

Front

Define the Greenhouse Effect.

Back

The Greenhouse Effect is the process by which certain gases in Earth's atmosphere trap heat, keeping the planet warm.

Front

What role does photosynthesis play in the carbon cycle?

Back

Photosynthesis removes carbon dioxide from the atmosphere and produces oxygen.

Front

Explain the impact of deforestation on carbon dioxide levels.

Back

Deforestation increases carbon dioxide levels in the atmosphere as fewer trees are available to absorb it.

Front

What is the significance of the Arctic sea ice?

Back

Arctic sea ice reflects sunlight, helping to regulate Earth's temperature.

Front

How does volcanic activity affect the atmosphere?

Back

Volcanic eruptions can release large amounts of carbon dioxide and ash, impacting climate and air quality.