The Solar Sysem

In a heliocentric system, Earth revolves around

• Me

• Mars

• The Moon

• The Sun

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NGSS.MS-ESS1-1

The heliocentric system gained support when Galileo observed that

• one side of the moon always faces Earth.

• most of the closer planets are closer to the sun.

• Venus goes through phases similar to those of the Earth's moon.

• the orbit of each planet is an ellipse.

The fact that each planet's orbit is an ellipse was discovered by who?

• Copernicus

• Galileo

• Kepler

• Brahe

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NGSS.HS-ESS1-4

The Solar System consists of the sun, several kinds of smaller objects such as comets, asteroids, and...

• nine planets and their moons

• the star Proxima Centauri

• six planets and their moons

• more than 100 planets

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NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

The sun produces energy by...

• attracting it with the force of gravity

• nuclear fusion

• burning fuels such as oil

• nuclear fission

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NGSS.HS-ESS1-1

What layer are you looking at when you are looking at an image of the sun?

• photosphere

• chromosphere

• corona

• prominence

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NGSS.MS-ESS1-1

What do all of the inner planets have in common?

• They all have rings

• they all have abundant liquid water

• They all have many moons

• They are all small, and have rocky surfaces

Aside from Earth, which inner planet once had liquid water on its surface?

• Mercury

• Europa

• Venus

• Mars

Venus and Earth are alike in terms of

• Size and Density

• rate of rotation

• atmosphere

• direction of rotation

Which is the smallest terrestrial planet?

• Venus

• Earth

• Mars

• Mercury

Tags

NGSS.MS-ESS1-3