5.8C Earths Rotation

About how long does it take for one rotation of Earth?

• 12 hours

• 18 hours

• 24 hours

• 48 hours

Which of the following takes about one day?

• One rotation of the Earth on its axis

• One revolution of the Moon around Earth

• One orbit of the Earth around the Sun

• One rotation of the clouds across the sky

The Sun appears to move across the sky because -

• the Sun orbits around Earth

• Earth rotates on its axis

• the Moon revolves around Earth

• the Sun gets smaller in the evening

Tags

NGSS.MS-ESS1-1

Earth rotates on its axis giving us night and day. Earth’s axis is -

• the path of the Earth as it orbits the Sun

• a line between light and dark parts of Earth

• a band of clouds around the center of Earth

• an imaginary line through the poles of Earth

Tags

NGSS.MS-ESS1-1

A student modeled the cause of day and night on Earth using a lamp and a baseball. If one second equals one hour, how should the student model one day/night cycle on Earth?

• Move the baseball around the lamp in 24 seconds

• Turn the lamp off and on for 24 hours

• Spin the baseball 24 times in one hour

• Rotate the baseball one time in 24 seconds

Tags

NGSS.MS-ESS1-1