Earth
Sun
Moon
This and That
Vocabulary
100

This causes day and night?

The Earth's rotation.

100

We get heat and light from the sun.

What is true?

100

It takes this long for the moon to revolve completely around the Earth.

What is 29 days or about a month?

100

This keeps the Earth and moon in their orbits.

What is "gravity"?

100

This word describes the Earth spinning continuously.

What is "rotating"?

200

The shape of the Earth

What is a "sphere"?

200

The sun is a big fiery ball of gas called this.

What is a "star"?

200

The moon does this around the Earth.

What is "orbits"?

200

It takes this long for the Earth to complete on full rotation.

What is 24 hours?

200

This phase of the moon is almost a full moon

What is a gibbous moon?

300

The Earth takes this long to revolve around the sun.

What is one year?

300

The sun rises in this direction.

What is the "east"?

300

During this phase of the moon, we can see no light from the moon.

What is a "new moon"?

300

This object is used to study far away objects in the sky.

What is a "telescope"?

300

This term is used to describe the phase of the moon when we see all of the lit side.

What is "full moon"?

400

When it is winter in North America, it is this in Australia.

What is "summer"?

400

This occurs when the moon moves between the sun and the Earth, blocking some the the sun's light.

What is a "solar eclipse"?

400

During this process, the moon moves through the Earth's shadow, and cannot be seen for a short time.

What is a "lunar eclipse"?

400

The sun appears higher in the sky during this time of year because of the tilt of the earth.

What is "summer"?

400

This is a very large rock that revolves or orbits around the Earth.

What is "the moon"?

500

The imaginary line horizontally around the middle of the Earth.

What is the "equator"?

500

This is how the sun's rays strike the Earth in the summer.

What is "directly"?

500

The moon goes through these each month. It changes

shape each day.

What is phases"?

500

This phase of the moon looks like a letter C.

What is crescent moon?

500

Has a person been on the moon?

yes?

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