Earth's Seasons and Solstices

Front

Diagram showing Earth's rotation and axis.

Back

Illustrates Earth's rotation on its axis.

Front

Diagram showing Earth's revolution around the sun.

Back

Illustrates Earth's orbit and revolution.

Front

Time for Earth's revolution.

Back

One year.

Front

Heliocentric Model

Back

A sun-centered model where Earth and other planets revolve around the sun.

Front

Example of Relative Motion

Back

When driving, trees appear to move, but it's actually you and the car moving.

Front

Diagram of Models

Back

Illustration showing the difference between geocentric and heliocentric models.

Front

The revolution of the Moon around the Earth makes the Moon appear as if it is changing shape in the sky.

Back

Front

Phase – one of the different apparent shapes of the moon as seen from Earth.

Back

Front

The far side of the Moon is also known as the dark side.

Back

Front

The phase you see depends on the changing relative positions of the Moon, Earth, and Sun.

Back