Earth moves
What is a star?
The Inner Planets
The Outer Planets
Ast. Met. Comets Moon
100

An imaginary line around which an object spins.

What is an axis?

100

The group of stars that form a pattern.

What is a constellation?

100

The best science teacher ever.

Who is Ms. P?

100

The outer planets are known as this.

What are the gas giants?

100

A rocky mass up to several hundred kilometers wide that revolves around the sun.

What is an asteroid?

200

One whole spin of an object on its axis.

What is rotation?

200

An explosive eruption of waves and particles into space.

What are solar flares?

200

A natural object that revolves around a planet.

What is a moon?

200

The 5th planet from the sun, the largest planet on the solar system.

What is Jupiter?

200

A frozen mass of different types of ice and dust orbiting the sun.

What is comet?

300

Name the northern end of Earth's axis.

What is the North Pole?

300

Gigantic balls of very hot gases that give off radiation.

What are stars?

300

A large, round object that revolves around a star and has cleared the region around its orbit.

What is a planet?

300

The sixth planet from the sun that is known for its rings.

What is Saturn?

300

A large, round object that revolves around the sun but has not cleared the region around its orbit.

What is a dwarf planet?

400

The hours it takes for the Earth to make a complete rotation.

What is 24 hours?

400

The name of the star directly above the North Pole.

What is Polaris?

400

A spacecraft that gathers data without a crew.

What is a space probe?

400

The most distant planet you can see without a telescope, and is the 7th planet from the sun.

What is Uranus?

400

The correct name for a shooting star.

What is meteor?

500

The shape of an orbit.

What is elliptical?

500

The reason why the sun and stars appear to move from east to west across the sky.

What is because Earth rotates on its axis?

500

Name the four inner planets.

What are Mercury, Venus, Earth and Mars?

500

The 8th planet from the sun that is the smallest of the gas giants.

What is Neptune?

500

A natural object that orbits a body bigger than itself.

What is a moon?

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