earth
moon
sun
100

what is earth home to?

humans and other animals

100

what does the moon revolve around

the earth

100

what does the sun revolve around

the galaxy

200

what does the earth revolve around

the sun

300

what revolve's around the earth

the moon

400

what lived on the earth a long time ago

dinosours

500

it earth a inner or outer planet

inner