Earth
Sun
Moon
This and That
Vocabulary

100

This causes the Earth's seasons.
What is the tilt of the Earth?

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

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

The Earth takes this long to revolve around the sun.
What is 365 1/4 days?

300

The sun rises in this direction.
What is the "east"?

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

When it is winter in North America, it is this in Australia.
What is "summer"?

400

This occurs when the moon moves between the sun and the Earth, blocking some the the sun's light.
What is a "solar 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

The sun appears higher in the sky during this time of year because of the tilt of the earth.
What is "summer"?

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 imaginary line horizontally around the middle of the Earth.
What is the "equator"?

500

This is how the sun's rays strike the Earth in the summer.
What is "directly"?

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

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"?