Show:
Earth
Sun
Stars
This and That
Vocabulary
100
This causes the Earth's seasons.
What is the tilt of the Earth?
100

Life on Earth could not survive without this. 

What is the "radiant energy"?

100
It takes this long for the moon to revolve completely around the Earth.
What is 29 days or about a month?
100

This keeps the Earth and moon in their orbits.

What is "gravity"?

100
This word describes the Earth spinning 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

This imaginary line goes from the North Pole to the South Pole of the Earth.

What is the "axis"?

300

What is a force?

A push or pull.

300

The sun is the _____ star to earth.

What is a "closest"?

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

Gravity is a ____.

What is "force"?

400

What is gravity?

A force that pulls two objects together.

400

This is the tool you use to make a star look larger.

What is a "telescope"?

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

The sun appears higher in the sky during this time of year because of the tilt of the earth.

What is "summer"?

400

What is star?

What is "a hot ball of glowing gasses that gives off its own energy and makes its own light"?

500

The imaginary line horizontally around the middle of the Earth.

What is the "equator"?

500

What do plants use to make food?

What is "the sun's light"?

500
The moon affects this part of the Earth, changing it daily on our beaches.
What is the "ocean tide"?
500

This is the reason that we cannot see other stars during the day.

What is "the sun's brightness"?

500
On Brain Pop, they described this part of the sun that is seen around the edge of the moon during a solar eclipse.
What is the "corona"?