Earth's Rotation Test Review

Front

What is Earth's rotation?

Back

Earth's rotation is the spinning of the Earth on its axis, which takes approximately 24 hours to complete one full turn.

Front

What causes day and night on Earth?

Back

Day and night are caused by Earth's rotation. When one side of the Earth faces the Sun, it experiences daytime, while the opposite side experiences nighttime.

Front

How long does it take for the Moon to complete one cycle from new moon to full moon and back to new moon?

Back

It takes approximately 28 days for the Moon to complete one cycle.

Front

What is a sundial?

Back

A sundial is a device that uses the position of the Sun's shadow to tell the time of day.

Front

Why is the Sun not visible at night?

Back

The side of the Earth where it is night has rotated away from the Sun.

Front

What direction does a shadow point in the morning?

Back

In the morning, shadows point towards the west.

Front

What direction does a shadow point in the evening?

Back

In the evening, shadows point towards the east.

Front

What is the approximate length of one rotation of Earth in hours?

Back

One rotation of Earth takes approximately 24 hours.

Front

Which planet has a rotation period closest to Earth's?

Back

Planet B has a length of rotation closest to the length of one rotation of the Earth.

Front

What is the significance of the Earth's tilt?

Back

The tilt of the Earth affects the seasons and the angle of sunlight received at different times of the year.