Earth’s Orbit & Rotation

Front

Why does the sun appear to move across the sky?

Back

The sun appears to move across the sky because of Earth's rotation on its axis.

Front

What causes day and night?

Back

Day and night are caused by Earth's rotation on its axis.

Front

How long does it take the Earth to orbit around the sun?

Back

It takes approximately 365.25 days for the Earth to orbit around the sun.

Front

What does the Foucault pendulum provide evidence for?

Back

The Foucault pendulum provides evidence for the rotation of Earth on its axis.

Front

What causes different constellations to be visible from Earth at different times of year?

Back

Different constellations are visible from Earth at different times of the year due to Earth's orbit around the sun.

Front

What is Earth's rotation?

Back

Earth's rotation is the spinning of Earth on its axis, which takes about 24 hours.

Front

What is Earth's orbit?

Back

Earth's orbit is the path Earth takes around the sun, which takes about 365.25 days.

Front

What is an axis?

Back

An axis is an imaginary line that Earth spins around.

Front

What is a constellation?

Back

A constellation is a group of stars that form a recognizable pattern in the sky.

Front

What is the difference between rotation and revolution?

Back

Rotation is the spinning of Earth on its axis, while revolution is the movement of Earth around the sun.