Essential Questions

• What are some effects of the Earth, Sun, and Moon spinning?

• Can you draw how the Earth is tilted?

• Why is there day and night?

• How Many Hours are in a day?

Pop Quiziz

What do you remember from 6th grade about earth and space?

Day and Night

• Each planet rotates, or spins, on its axis.

• The rotation of the Earth on its axis causes day and night.

• As the Earth rotates, only one-half of the Earth faces the sun at any given time.

• The half facing the sun is light (day) and the half facing away from the sun is dark (night).

Pay close attention to the highlighted information

Earth’s Revolution

• In addition to rotating on its axis, the Earth also travels around the sun in a path called an orbit.

• The motion around the sun along its orbit is called a revolution.

• The amount of time it takes for a single trip around the sun is called a period of revolution.

• Earth's orbit is slightly elliptical in shape. The animation shows the Earth's revolution around the sun.