The sun-earth-moon system

What is earth's rotation?

• its spin around its axis

• its orbit around the sun

• the earth's orbital path

• the sun reaching the earth's surface

What is earth's revolution

• its orbit around the sun

• the slow change in the direction of earth's rotational axis

• the time it takes to spin around its axis

• the rotational path

what is earth's precession

• the change in the earth's orbital path

• the slow change in the direction of Earth's rotational axis

• the slow change in the earth's axis tilt

• the earth's rotation

due to what are seasons formed

• earth's tilt

• earth's rotation

• earth's orbital path

• earth's percession

what is a solar eclipse

• when the moon passes through Earth’s shadow.

• it happens during a waxing crescent

• when the moon moves in a line directly between Earth and the sun

• the phases of the moon