Life in space & Accommodations in space - 7th Grade Review

Front

What is the habitable zone?

Back

The habitable zone is the region around a star where conditions may be right for life, typically where liquid water can exist.

Front

Why is there no life on the Moon despite being in the habitable zone?

Back

There is no life on the Moon because it has no atmosphere, no water, and is exposed to solar radiation.

Front

How does life on Earth depend on the Sun?

Back

Life on Earth depends on the Sun for energy, which is essential for photosynthesis and maintaining the climate.

Front

What does proximity to the Sun refer to?

Back

Proximity to the Sun refers to how close an object in our solar system is to the Sun.

Front

Why is Earth's atmosphere important for life?

Back

Earth's atmosphere is important because it filters harmful UV radiation from the Sun, making the planet safe for living organisms.

Front

What is UV radiation?

Back

UV radiation is a type of electromagnetic radiation from the Sun that can be harmful to living organisms.

Front

Which planet in our solar system is most likely to support life?

Back

Mars is often considered the most likely planet to support life due to evidence of past water and suitable conditions.

Front

What role does water play in supporting life?

Back

Water is essential for all known forms of life; it serves as a solvent, a medium for chemical reactions, and helps regulate temperature.

Front

What is solar radiation?

Back

Solar radiation is the energy emitted by the Sun, which includes visible light, ultraviolet light, and infrared radiation.

Front

What are the effects of solar radiation on planets without an atmosphere?

Back

Planets without an atmosphere are exposed to harmful solar radiation, which can lead to extreme temperature fluctuations and radiation damage.