6.3.4 The Greenhouse Effect

Front

What are greenhouse gases?

Back

Greenhouse gases are gases in the Earth's atmosphere that trap heat. They include carbon dioxide, methane, and water vapor.

Front

Are greenhouse gases a man-made or a natural phenomenon?

Back

Natural phenomenon.

Front

Can our planet survive without greenhouse gases?

Back

No, greenhouse gases are essential for maintaining the Earth's temperature.

Front

What percentage of solar radiation reaches the earth's surface?

Back

70%.

Front

What does the greenhouse effect do?

Back

The greenhouse effect keeps the earth warm by trapping heat in the atmosphere.

Front

What is the main source of greenhouse gases?

Back

The main sources include natural processes like respiration and human activities like burning fossil fuels.

Front

How do greenhouse gases affect global temperatures?

Back

They increase global temperatures by trapping heat in the atmosphere.

Front

What is the difference between natural and man-made greenhouse gases?

Back

Natural greenhouse gases occur from natural processes, while man-made greenhouse gases result from human activities.

Front

What role do plants play in the greenhouse effect?

Back

Plants absorb carbon dioxide, a greenhouse gas, and release oxygen, helping to regulate the atmosphere.

Front

What is the impact of increased greenhouse gases on climate change?

Back

Increased greenhouse gases lead to global warming and climate change, causing extreme weather patterns.