A
B
C
D
E
100
What is an asteroid?

A rocky object

100
Where are most asteroids located?

In the asteroid belt

100

Which two planets is the asteroid belt in between?

Mars and Jupiter

100

What is the shape of a comet's orbit around the sun?

Very elliptical.

100

What does a comet develop as it gets close to the sun?

A tail

200

Which planet orbits the sun in the least amount of time?

A) Saturn
B) Earth
C) Neptune
D) Uranus

B) Earth

200

What is the name of the four planets that orbit closest to the sun?

Inner planets

200

What is the name of the four planets that orbit farthest from the sun?

Outer planets

200

What is a comet's nickname?

A dirty snowball

200

What is a comet made of?

Dust, rock, ice, and frozen gases

300

What is a meteor?

A rocky object that enters the Earth's atmosphere

300

What is a meteor called once it hits Earth?

A meteorite

300

What are the four outer planets called?

Gas giants

300

What are the four inner planets called because they have rocky surfaces?

Terrestrial planets

300

Tell me two facts about the inner planets.

They have 0, 1, or 2 moons. Hard rocky surfaces. Closest 4 planets. No rings.

400

What is the bowl-shaped dent caused by a meteor called?

A crater
400

What is the silly sentence that helps us remember the order of the planets?

My Very Exhausted Mother Just Served Us Nachos

400

Write the planets in order from closest to the sun to farthest from the sun.

Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune

400

Tell me two facts about gas giants.

Four farthest planets. Have rings. Many moons. Gas surface. Outer planets.

400

Which planet orbits the sun the fastest and why?

Mercury. It has the shortest orbit/path around the sun