Habitable Earth

Front

What is gravity?

Back

The force that attracts two bodies towards each other, keeping planets in their orbits around stars.

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NGSS.MS-PS2-4

NGSS.MS-PS2-5

Front

What is an orbit?

Back

The path a planet takes as it revolves around the sun.

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NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Front

What condition of space made the invention of Velcro® necessary?

Back

Lack of gravity.

Front

What is the habitable zone?

Back

A zone with the correct distance away from a star where conditions may allow for liquid water and life.

Front

What is necessary for life as we know it to exist on a planet?

Back

Liquid water.

Tags

NGSS.MS-ESS2-4

Front

What is the role of the sun in the solar system?

Back

The sun provides heat and light, which are essential for life on Earth.

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NGSS.MS-ESS2-4

Front

What is the significance of liquid water in the search for extraterrestrial life?

Back

Liquid water is essential for life as we know it, making planets with water prime candidates for hosting life.

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NGSS.MS-ESS2-4

Front

What is the difference between a planet and a star?

Back

A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.

Front

What is the greenhouse effect?

Back

The process by which certain gases in a planet's atmosphere trap heat, keeping the planet warm enough to support life.

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NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Front

What is the importance of the ozone layer?

Back

The ozone layer protects Earth from harmful ultraviolet (UV) radiation from the sun.

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NGSS.HS-PS4-3

NGSS.HS-PS4-4