The Earth and the Moon

How many days does it take for the moon to complete one orbit around the Earth?

• 24 hours

• 7 days

• 27.3 days

• 365 days

Tags

NGSS.MS-ESS1-1

The moon completes one _______ around the Earth every 27.3 days.

• orbit

• rotation

• revolution

• cycle

Tags

NGSS.MS-ESS1-1

How long does it take for the moon to complete one rotation on its axis?

• 24 hours

• 27.3 days

• 365 days

• 7 days

Tags

NGSS.MS-ESS1-1

We always see the same side of the moon because:

• the moon does not rotate on its axis.

• the moon rotates on its axis at the same rate that it orbits Earth.

• the moon is always facing the sun.

• the moon's orbit is perfectly circular.

Tags

NGSS.MS-ESS1-1

The word 'month' comes from the word 'moon'.

• True

• False

Tags

NGSS.MS-ESS1-1

What always lights up half of the moon?

• The Earth

• The Sun

• The Moon itself

• The Stars

Tags

NGSS.MS-ESS1-1

We never see the "dark side" of the moon from Earth.

• True

• False

Tags

NGSS.MS-ESS1-1

The moon phase depends on its location in its ______ around the Earth.

• orbit

• shadow

• crater

• axis

Tags

NGSS.MS-ESS1-1

Match the moon phase with its correct position in the diagram:

• First Quarter

• Right half lit

• New Moon

• Completely lit

• Full Moon

• Left half lit

• Third Quarter

• Completely dark

Tags

NGSS.MS-ESS1-1

What does 'Waxing' mean in moon phase vocabulary?

• Growing (the right side is lit).

• Shrinking (the left side is lit).

• Completely dark.

• Completely lit.

Tags

NGSS.MS-ESS1-1