The Moon
The moon takes about 27 days to orbit Earth
What is the Axis
Earths tilted line around with it spins
Third planet from the sun
Earth
Equator
An imaginary line that splits Earth into 2 hemispheres
Northern
Southern Hemispheres
Satellite
a satellite is a natural or human made object that orbits another object
The Sun
The sun is so large that about 1.3 million Earths could fit inside it by volume
What is Rotation?
to spin around and axis
Last planet from the sun
Neptune
Day and Night CYCLE
a pattern of day and night that happens when Earth rotates
Orbit
The path a planet follows as it moves around the sun
Light Years
A light year measures distance, not time. It is the distance light travels in one year[about5.9 trillion miles]
What is Revolution?
To make one full orbit around an object
What is the belt that separates gas planets from rocky planets called?
Astroid Belt
Seasons
One hemisphere of earth may be tilted toward the sun[summer]while another pointing away[winter]
Summer. Fall
Winter. Earths tilt causes them
Spring
Moon Phase
one of the eight stages in the repeating patterns in the moons appearance from Earth
Solar System
The collection of the eight planets, moons, and astroids that orbit the sun
Black Holes
If an object crosses it it will not escape. from the gravity it holds