Earth Moon Sun

What causes moon phases?

• the rotation of the Moon 
• the rotation of the Earth
• the revolution of the Moon around the Earth
• the tilt of the Earth around the sun

Tags

NGSS.MS-ESS1-1

Besides the Sun, what is the most obvious object in the sky?

• the Moon
• Mercury
• Venus
• Sirius

Tags

NGSS.MS-ESS1-1

The Moon orbits the Earth roughly once per _____

• day
• week
• month
• year

Tags

NGSS.MS-ESS1-1

What is the length of time for the Moon to go through all its phases?

• 29.5 days
• 25.9 days
• 59.2 days
• 92.5 days

Tags

NGSS.MS-ESS1-1

In which part of the Moon's cycle is it closest to the Sun?

• new moon
• first quarter
• full moon
• third quarter

Tags

NGSS.MS-ESS1-1

Which phase is considered to be the beginning of the Moon’s cycle?

• new moon
• first quarter
• full moon
• third quarter

Tags

NGSS.MS-ESS1-1

Which term means "growing or getting bigger"?

• waxing
• waning
• crescent
• gibbous

Tags

NGSS.MS-ESS1-1

When the Moon is in “first quarter”, we see it as _____

• one quarter lit
• half lit
• three quarters lit
• all lit

Tags

NGSS.MS-ESS1-1

Which term means "swollen or convex"?

• waxing
• waning
• crescent
• gibbous

Tags

NGSS.MS-ESS1-1

What term is used when the Moon is viewed as shrinking?

• waxing
• waning
• crescent
• gibbous

Tags

NGSS.MS-ESS1-1