Universe
Galaxies
Stars
Solar System
Space Junk
100
The Force that holds everything together in the Universe.
Gravity
100
What is the name of our galaxy?
Milky Way
100
Where is a star born?
Nebula
100
How many stars are in our solar system?
One
100
"Space Rocks"
Asteroids
200
What determines how much gravity an object has?
It's mass
200
How do scientists classify galaxies?
By their shape
200
The death of the largest stars form an area of such strong gravity that not even light can exist. What is this called?
Black Hole
200
What is the name of the oval path that objects take around our sun?
Elliptical
200
"Dirty Snowballs"
Comets
300
What is used to measure distance in space?
Light Years
300
What kind of galaxy is the Milky Way?
Spiral
300
What is it called when a large star explodes and sheds its layers?
Supernova
300
All planets spin around. What is this called?
Rotate
300
"Shooting Stars"
Meteors
400
What do scientists believe started the Universe?
Big Bang
400
Draw an elliptical galaxy.
Oval
400
What are the two main gases in a star?
Hydrogen, Helium
400
All planets move around the sun. What is this called?
Revolve
400
When a piece of rock or metal hits the ground, what do we call it?
Meteorite
500

Any smaller object that orbits a larger one.

Satellite

500
Any galaxy that is not spiral or elliptical is called what?
Irregular
500
What is the process by which stars create light, energy and heat?
Fusion
500
What holds all the planets and objects in our solar system?
The sun's gravity
500

Located between Mars and Jupiter

Asteroid Belt

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