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100
This is a giant sphere or ball of gases that produces light and heat.
What is a star?
100
This makes objects that are very far away appear much closer.
What is a telescope?
100

The name of the rotation that is opposite of the Earth's.

Retrograde Rotation
100

What is a biome?

A biome is a community of living things in a specific area

100
This is the imaginary line through the middle of Earth or any sphere.
What is an axis?
200

What is a cartographer?

People that study maps (and create them!)

200
This is the second largest planet.
What is Saturn?
200
This is a planet's path around the Sun.
What is orbit?
200

What is erosion? 

The wearing away of the Earth’s surface

200

What is magma?

The hot, melted rock below the Earth’s surface

300
These are the four inner planets.
What is Mercury, Venus, Earth and Mars?
300

This item revolves around the Earth. 

The Moon 

300
This means to spin around an axis.
What is rotate?
300
What is topography?

The shape of the Earth’s surface

300

What are the 4 stages of the water cycle

evaporation  condensation  precipitation  collection

400
What are the outer planets?
What is Jupiter, Saturn, Uranus, and Neptune?
400

What force keeps the planets in orbit? 

Gravity 

400

This is a round object that is smaller than a planet but is not a moon and has an irregular orbit.

What is a dwarf planet?

400

What is an island?

Island: A piece of land surrounded by water                

400
This equals one rotation of Earth around its axis.
What is one day?
500

This is the largest planet in the solar system.

What is Jupiter?

500

The three MAIN types of rocks.

igneous, metamorphic, and sedimentary

500

What 4 forces cause erosion?

 rain, ice, land, and sea.

500

The three movements of the tectonic plates that can cause earthquakes.

SLIDE  COLLIDE  MOVE APART
500
This equals one revolution around the Sun.
What is a year?
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