Life in space 7.9A

Front

What is the most essential characteristic of Earth for the survival of living organisms?

Back

Earth has abundant available water.

Front

What is the most important factor that determines Earth’s temperature?

Back

Proximity to the Sun.

Front

Why is it important for a planet to be in the habitable zone for life to exist there?

Back

The habitable zone is where the temperature is just right for life.

Front

Which characteristic of Earth is most responsible for its ability to support life?

Back

Proximity to the Sun.

Front

What are habitable zones?

Back

Habitable zones are areas around a star where water can be liquid.

Front

What is the habitable zone?

Back

The region around a star where conditions are suitable for liquid water to exist.

Front

Why is water essential for life on Earth?

Back

Water is necessary for biochemical reactions and is a solvent for many substances.

Front

What role does the atmosphere play in supporting life on Earth?

Back

The atmosphere provides oxygen for respiration and protects from harmful solar radiation.

Front

How does Earth's rotation affect life?

Back

Earth's rotation creates day and night cycles, influencing climate and ecosystems.

Front

What is the significance of Earth's distance from the Sun?

Back

It allows for a suitable temperature range for liquid water and life.