Earth's Motion

Earth is closest to the Sun in ______.

The sun appears to move from ____ each day because of the Earth’s rotation from west to east.

Earth makes one complete revolution around the Sun every ________ days.

An equinox is a day when Earth’s axis is neither toward or away from the Sun.

The line on which an object rotates is called its rotation _______ .

The Sun’s mass is more than __________ times greater than Earth’s mass.

The motion of one object around another object is called a __________ .

This is the summer solstice in the northern hemisphere.

One complete rotation of Earth takes about _______ .

This is the spring equinox in the northern hemisphere.

This is the winter solstice in the northern hemisphere.

____ each year the direction of Earth’s rotation axis is special relative to the Sun.

A spinning motion is called a ________.

Deep inside the Sun this takes place and releases huge amounts of energy.

This is the Fall (Autumn) equinox.

The Sun’s diameter is more than _________ greater than Earth’s diameter.

The path an object follows as it moves around another object is a(n) _____ .

Earth moves around the sun in a nearly ______ path.

States that the pull of gravity between 2 objects depends on mass and distance between them.

What causes the seasons to change?

A ____ is a day when Earth’s axis is the most toward or away from the Sun.

What is the name of the nearest star to Earth?

Because Earth’s surface is ___, parts of Earth receives different amounts of the Sun’s energy.

The Sun is approximately this far from Earth.

Earth rotates on a(n) _____ through its center.

At the surface of the Sun the temperature is ______ Celsius.

_________ do not depend on Earth’s distance from the Sun.