Earth
Sun
Moon
This and That
Vocabulary
100
The Earth takes this long to revolve around the sun.
What is 365 1/4 days?
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

How many moon phases are there?

What is 8?

100
This word describes the Earth spinning continuously.
What is "rotating"?
200

This causes seasons on Earth

What is the tilt of the Earth and revolution?

200

Shadows are generally shorter in which season.

What is the summer?

200
During this phase of the moon, we can see no light from the moon.
What is a "new moon"?
200

During the day, when the sun is highest in the sky and shadows are shortest.

What is solar noon?

200
This imaginary line goes from the North Pole to the South Pole of the Earth.
What is the "axis"?
300

The shortest amount of daylight occurs on Dec. 21. What day is this called

What is the winter soltice

300

The sun appears to move across the sky 

What is because of Earth's rotation?

300

The moon is about what size compared to Earth.

What is about 1/4?

300
This variable is changed in an experiment

What is the independent variable?

300

This term means the light is increasing on the right

What is waxing?

400

The Earth is tilted at this degree

What is 23.5 degrees?

400

A solar eclipse can occur during this moon phase.

What is a "new moon?

400

During this moon phase you could see a total lunar eclipse.

What is during a full moon?

400

Equal amounts of day and night

What is "the equinox"?

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

You can fit this many earths across the sun

What is 109?

500

This is how the sun's rays strike the Earth in the summer.

What is "directly"?

500

The moon is farthest away from the sun in which moon phase.

What is the full moon phase?

500

If you experience total darkness during a total eclipse you are in what part of the shadow?

What is "the umbra"?

500

the lightest part of a shadow during an eclipse

What is the "penumbra"?

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