Rotation & Revolution
Moon Phases
Eclipses & Shadows
Seasons
Tides
100

This motion causes day and night on Earth.

What is rotation

100

The moon phase when the Moon is not visible from Earth.

What is new moon?

100

This eclipse happens when the Moon passes between the Earth and the Sun.

What is a solar eclipse?

100

Earth’s seasons are caused by this feature of Earth.

What is Earth’s tilt?

100

These tides occur when the Sun, Earth, and Moon are lined up.

What are spring tides?

200

This motion is the path Earth takes as it travels around the Sun.

What is revolution?

200

The moon phase when the entire face of the Moon is visible.

What is the full moon?

200

This eclipse happens when Earth’s shadow falls on the Moon.

What is a lunar eclipse?

200

This season occurs when the Northern Hemisphere is tilted toward the Sun the most.

What is summer?

200

These tides occur when the Sun and Moon pull on Earth at right angles.

What are neap tides?

300

Earth completes one full rotation in about this amount of time.

What is 24 hours (one day)?

300

This word describes when the lit portion of the Moon is increasing.

What is waxing?

300

The darkest part of a shadow during an eclipse.

What is the umbra?

300

This occurs when day and night are about equal in length.

What is an equinox?

300

Spring tides have tides that are higher and lower than this type of tide.

What are neap tides?

400

Earth completes one full revolution in about this amount of time.

What is 365 days (one year)?

400

This moon phase looks like a thin curved sliver.

What is a crescent moon?

400

The lighter, outer part of a shadow during an eclipse.

What is the penumbra?

400

The longest day of the year in the Northern Hemisphere.

The longest day of the year in the Northern Hemisphere.

400

Which two celestial objects mainly affect Earth’s tides

What are the Moon and the Sun?

500

This imaginary line runs through Earth and is the line Earth rotates around.

What is Earth’s axis?

500

This term describes moon phases where more than half of the Moon is visible, but not full.

What is gibbous?

500

Why eclipses do not happen every month.

What is because the Moon’s orbit is tilted compared to Earth’s orbit?

500

Why seasons are NOT caused by Earth’s distance from the Sun.

What is because Earth’s tilt changes the angle and intensity of sunlight, not distance?

500

The Moon affects tides more than the Sun because it is closer to Earth despite having less ___.

What is mass?

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