This is what the sun is made out of.
What is gas?
This is Earth's nickname.
What is the Blue Planet?
This is what the moon is made out of.
What is rock?
The Earth does this around the sun.
What is revolve?
Spinning around on an axis.
What is rotation?
These are the elements of which the sun is composed.
What are hydrogen and helium?
This is the kind of object that moves around a star.
What is a planet?
This is what is left on the surface of the moon when it is struck with a meteor.
What is a crater?
Any object that revolves around another in space.
What is a satellite?
An imaginary line that goes through a planet from pole to pole.
What is an axis?
This is the average surface temperature of the sun.
What is 5,500° C?
This is the Earth's diameter.
What is 12,742 km?
This is the diameter of the moon.
What is 3,475 km?
The force of attraction between all objects.
What is gravity?
What is the rotation of the Earth?
This makes the sun glow and provides Earth with heat and light.
What is energy?
This is what keeps Earth's water from freezing or evaporating into space.
What is its thick atmosphere?
What is reflecting the sun's light?
This object's gravitational pull keeps the solar system's many parts from flying off into space.
What is the sun?
The time it takes for Earth to complete one rotation.
What is 24 hours?
These explode from the surface of the sun out into space.
What are solar flares?
This is what makes the Earth unique in all the universe.
What is life?
This composes the moon's atmosphere.
What is nothing?
The planets orbit the sun in this direction.
What is counterclockwise?
The reason the North Star does not appear to move in the sky.
What is, it is located on Earth's axis, directly above the North Pole?