Moon Phase ID
Moon Vocabulary
Moon Trivia
General Info
Moonclock Practice
100

This moon phase is completely illuminated and resembles a bright circle.

What is a Full Moon?

100

The term for spinning on an axis.

What is Rotate or Rotation?

100

We do not have a lunar eclipse and a solar eclipse every month due to this.

What is The Tilt of the Moon’s Orbit?

100

This amount of phases the moon has in its cycle.

What is 8?

100

The terms for the moon appearing above the horizon in the east and disappearing below the horizon in the west (two answers).

What are Moonrise and Moonset?

200

This moon phase has just a sliver or less than half illuminated on the right:

What is a Waxing Crescent?

200

The direction that the moon orbits the Earth.

What is Counterclockwise?

200

The number of days it takes for the moon to orbit Earth.

What is (about) 28 days?

200

The term “waxing” refers to.

What is the Moon Increasing in Illumination?

200

The approximate time between the moon appearing in the viewable sky and disappearing from the sky.

What is 12 hours?

300

This moon phase is when the visible portion of the moon is shrinking after a Full Moon.

What is a Waning Gibbous?

300

The term used for the decrease in the visible, illuminated part of the moon.

What is Waning?

300

The number of days it takes for the moon to complete its full cycle of phases.

What is 29.5 days?

300

The moon has darkness coming from the right side, this means it is a ______ phase.

What is a Waning Phase?

300

The approximate time that a new moon RISES and SETS (you need two times).

What is 6am and 6pm?

400

During this moon phase, the left half of the moon is visible and it's getting smaller.

What is a Third (or Last) Quarter?

400

The term for one object moving around another object.

What is Revolution?

400

The force of attraction between objects due to their masses.

What is Gravity?

400

The moon rises and sets about this many minutes later each day.

What is 50 minutes (or about an hour)?

400

The phase of the moon that rises at 9pm and sets at 9am.

What is a Waning Gibbous?

500

This phase occurs when the moon is in a position between the Earth and the Sun.

What is a New Moon?

500

The line that an astronomical object follows as it moves across the sky.

What is an Orbit?

500

The amount of the moon that is always lit up by the Sun:

What is half of the moon?

500

After a new moon, it takes about how long for us to see a first quarter moon?

What is about a week (7 days)?

500

The approximate times for a waxing crescent RISING, when it’s highest in the sky (halfway between rise and set), and SETTING. (You must specify all 3 and get all 3 right for full points).

What are rising: 9am, halfway: 3pm, and setting: 9pm?