Show:
Earth
Sun
Moon
This and That
Vocabulary
100

The Earth is closer to the sun and the weather is warmer during this season.

What is the "summer"?

100
The word "solar" refers to this object.
What is the "sun"?
100
It takes this long for the moon to revolve completely around the Earth.
What is 29 days or about a month?
100

The sky gets darker earlier during this time of year because of the tilt of the earth.

What is "winter"?

100

This word describes the Earth spinning or turning continuously.

What is "rotating"?

200
The shape of the Earth
What is a "sphere"?
200
The sun is a big fiery ball of gas called this.
What is a "star"?
200
Solar refers to the sun. This term refers to the moon.
What is "lunar"?
200
It takes this long for the Earth to complete on full rotation.
What is 24 hours?
200

The imaginary line through the center of the Earth that it rotates around

What is the "axis"?

300

The Earth takes this long to revolve around the sun.

What is 365 days?

300

This occurs when the moon moves between the sun and the Earth, blocking some of the the sun's light.

What is a "solar eclipse"?

300
During this phase of the moon, we can see no light from the moon.
What is a "new moon"?
300
This object is used to study far away objects in the sky.
What is a "telescope"?
300
This term is used to describe the phase of the moon when we see all of the lit side.
What is "full moon"?
400

This causes the Earth's seasons.

What is the tilt of the Earth?

400

This eclipse happens when only part of the sun is covered by the moon.

What is "partial eclipse"?

400
During this process, the moon moves through the Earth's shadow, and cannot be seen for a short time.
What is a "lunar eclipse"?
400

This keeps the Earth and moon in their orbits.

What is "gravity"?

400

As we see less and less of the lit part of the moon, we say that it is doing this.

What is "waning"?

500

The reason why the stars seem to move at night.

What is the earth revolving?

500

During a total solar eclipse, we can see this part of the sun around the edge of the moon.

What is the "corona"?

500

The moon affects this part of the Earth, changing it daily on our beaches.

What is the "ocean tide"?

500
We have this special day every 4 years in February because it takes the Earth 365 and 1/4 days to revolve around the sun.
What is "Leap Year Day"?
500

As we see more of the lit part of the moon, we say that it is doing this.

What is "waxing"?