Moon Cycles

Name the phase of the moon for letter a

• First Quarter

• Last Quarter

• Waxing Gibbous

• Waning Gibbous

Answer explanation

The First Quarter phase occurs when half of the moon is illuminated and visible from Earth. This phase is characterized by the right half of the moon being lit, making it the correct answer for letter a.

Tags

NGSS.MS-ESS1-1

Which phase of the moon is represented in this diagram?

• new moon

• first quarter

• full moon

• last quarter/third quarter

Answer explanation

The diagram shows a full moon phase, where the entire face of the moon is illuminated by the sun. This occurs when the Earth is between the sun and the moon, making 'full moon' the correct choice.

Tags

NGSS.MS-ESS1-1

Which lunar phase is 12 days after this phase?

• waning gibbous

• third quarter

• waning crescent

• new moon

Answer explanation

The lunar cycle lasts about 29.5 days. Starting from a phase, 12 days later would be in the waning phase. After the third quarter (day 21), the next phase is the waning crescent, making it the correct answer.

Tags

NGSS.MS-ESS1-1

What phase comes before this one?

• First quarter

• Full moon

• waxing cresent

• waning gibbous

Answer explanation

The first quarter moon phase occurs before the waxing gibbous phase. It is the phase where half of the moon is illuminated, making it the correct answer to the question.

Tags

NGSS.MS-ESS1-1

Name the moon phase

• First Quarter

• Last Quarter

• New Moon

• Full Moon

Answer explanation

The Full Moon phase occurs when the Moon is fully illuminated by the Sun, making it appear round and bright in the night sky. This is the correct answer as it represents the peak of the lunar cycle.

Tags

NGSS.MS-ESS1-1

Name the moon phase that comes after this one.

• waning crescent

• waxing crescent

• waning gibbous

• waxing gibbous

Answer explanation

The moon phases progress in a cycle. After the waxing gibbous phase, the moon transitions to the waning gibbous phase, followed by the waning crescent. Therefore, the correct answer is waning crescent.

Tags

NGSS.MS-ESS1-1

Name the moon phase

• Waning Crescent

• Waxing Crescent

• Waning Gibbous

• Waxing Gibbous

Answer explanation

The correct answer is Waning Crescent, which occurs when the moon is less than half illuminated and decreasing in visibility. This phase follows the Last Quarter and precedes the New Moon.

Tags

NGSS.MS-ESS1-1

Name the moon phase

• First Quarter

• Last Quarter

• New Moon

• Full Moon

Answer explanation

The Full Moon phase occurs when the Moon is fully illuminated by the Sun, making it appear round and bright in the night sky. This is the correct answer as it represents the peak of the lunar cycle.

Tags

NGSS.MS-ESS1-1

What moon phase is this picture?

• This is the full moon phase.

• This is the waxing gibbous moon phase.

• This is the waning gibbous moon phase.

• This is the first quarter moon phase.

Answer explanation

The picture shows a full moon phase, characterized by the moon being fully illuminated and appearing as a complete circle. This distinguishes it from other phases like waxing or waning gibbous, which are not fully illuminated.

Tags

NGSS.MS-ESS1-1

Which moon phase is shown in this diagram?

• new moon

• first quarter

• full moon

• last quarter/3rd quarter

Answer explanation

The diagram shows a new moon phase, where the moon is positioned between the Earth and the Sun, making it invisible from Earth. This is why the correct answer is 'new moon'.

Tags

NGSS.MS-ESS1-1