Science Unit

Earth rotates on its axis once every 24 hours.

What is the result of Earth’s rotation?

• the seasons

• night and day

• the moon's phases

• a year

Earth is tilted on its axis.

Which of these would not exist if Earth had no tilt?

• seasons

• gravity

• lunar phases

• Earth's rotation

Tags

NGSS.MS-ESS1-1

Earth revolves around the sun.

How long does it take for Earth to complete one revolution?

• one day

• one week

• one month

• one year

Tags

NGSS.MS-ESS1-1

A pattern of starts that form an imaginary picture of design in the sky:

• seasons

• axis

• constellation

• orbit

At which position does the Northern Hemisphere receive the least amount of sunlight each day?

• Position I

• Position II

• Position III

• Position IV

Tags

NGSS.MS-ESS1-1

The picture below shows one of the phases of the moon.

Which phase does the picture show?

• first quarter

• full moon

• third quarter

• new moon

Tags

NGSS.MS-ESS1-1

Which set of pictures shows the correct order of moon phases?

• 
• 
• 
• 

Tags

NGSS.MS-ESS1-1

Why do we only see one side of the moon?

• The moon’s rotation and orbit around Earth take the same amount of time.

• The moon does not rotate as Earth does

• Half the moon faces the sun.

• Earth blocks part of the sunlight that would shine on the moon’s surface

Tags

NGSS.MS-ESS1-1

Earth revolves around the sun.

What object does the moon revolve around as it goes through its phases?

• its axis

• the Earth

• the sun

• its equator

Tags

NGSS.MS-ESS1-1

The picture above shows a phase of the moon.

Which phase does the picture show?

• first quarter

• full moon

• new moon

• third quarter

Tags

NGSS.MS-ESS1-1