what kind of galaxy is the milky way
spiral galaxy
True or false: the moon affects the ocean tides
True
What is the sun?
The sun is a star
The third planet from the sun
Earth
how many stars are in the galaxy?
between 100 and 400 billion stars
True or false: astronauts landing on the moon was live
true
Does the sun ever stop shinning?
eventually the sun WILL stop shinning
what are the earths 3 main layers?
crust, mantle, and core
what is the galaxy made of?
primarily stars, gas, and dust
What is the moons year length?
27 days
How old is the sun?
About 4.56 billion years old
What shape is the earth?
oblate spheriod
what was the name of the first moon landing?
Apollo 11
How are craters formed?
Volcanic eruption impact
how many times wider is the sun than the earth?
109 times
How old is the earth?
about 4.54 billion years old
how old is the galaxy?
13.6 billion years old
How old is the moon?
4.5 billion years
What is the sun made of?
hydrogen and helium
how do we know the earth is round?
satellite views and curves on the horizon, and lunar eclipse