Moon Phases
Solar System
Space rocks
Gravity and Inertia
The known Universe
100

The number of moon phases

Eight

100

The largest planet in the Solar System

Jupiter

100

This space rock burns up in the atmosphere?

Meteor

100

This force keeps the planets in place

Gravity

100

The galaxy that we live in

The Milky Way

200

The first moon phase 

New moon

200

Farthest planet from the sun

Neptune

200

The asteroid belt rotates between these two planets

Mars and Jupiter

200

This force keeps the planets in motion

Inertia 

200

The theory that made every thing we know exist 

The Big Bang Theory

300

This is the last moon phase

waning crescent  

300

The geocentric theory

The theory that the Earth is in the center of the Solar System

300

A comet has three parts; these parts are

The nucleus, coma, and tail

300

Without this force, Earth will fly away to the depth of space

Gravity

300

This device is how we know so much about the known universe

Telescope

400

This is the direction in which the moon phases go by

Counterclockwise

400

This planet has 13 rings

Uranus

400

The space rock most likely killed the dinosaurs

An Asteroid

400

If you remove this force, the Earth will fly into the sun

Inertia

400

The name of where our solar system is located in the milky way 

The Orion arm

500

This is about how how many days it takes for the moon the fully orbit the Earth

27-28 days

500

This planet appears to rotate the slowest

Venus

500

This is where comets originate from

Oort Cloud/Kepler belt

500

Difference between kinetic energy and inertia

None

500

The largest thing in the known universe

The known universe