Sun, Earth, Moon System
Moon Phases
Tides
Seasons
Vocabulary
100

The earth spins in this direction on it's axis. 

Counterclockwise. 

100

What do you call the shape of the moon if it is less that half lit?

Crescent 

100

Which two planetary bodies cause ocean tides? 

Sun and Moon

100

How many hemispheres is Earth divided into? 

2

100

This term means that a planetary body spins on its axis. 

Rotate / rotation

200

This is about how long it takes for the moon to revolve around Earth. 

One month. 

200

What do you call the phase of the moon when it is more than half lit? 

Gibbous 

200

Why does the moon's gravitational pull have a greater effect on the ocean tides? 

It is closer
200

If it is fall in the northern hemisphere, what season is it in the southern hemisphere? 

Spring

200

This term means that one planetary body orbits around another planetary body. 

Revolution / revolve 

300

How many times does the moon orbit the Earth within a year? 

About 12 times.
300

If the moon is gaining light, is it considered to be waxing or waning? 

Waxing

300

How many high tides occur every day? 

2

300

The northern hemisphere is leaned towards the sun. What season is it in the southern hemisphere? 

Winter

300

Light and heat travel from the Sun to earth in this way. 

Radiate / radiation

400
Because of the rotation of the earth, the Sun appears to rise in which direction each morning? (North, South, East, West?)

East

400

If the earth is positioned between the moon and sun, is it a new moon, full moon, or half moon. 

Full moon

400

What is the moon's phase when it is neap tide? 

Half moon

400

At some points in its orbit the earth is not tilted towards or away from the Sun, so the northern and southern hemisphere are getting equal amounts of sun light. What two seasons occur when this happens? 

Spring and fall 

400

This is what we call the tides when the Sun, Earth, and Moon are in alignment and the tides are especially high. 

Spring tide

500

To what degree is the moon's orbital plane tilted? 

5 degrees

500

If the earth is positioned between the earth and sun, will it be a new moon, full moon, or half moon? 

New moon. 

500

What will the phase of the moon be when high tides are especially high (spring tide)?

Full or new moon

500

What is the degree of the earth's tilt? 

23.5 degrees

500

The moon is becoming more and more visible as time goes on. It is more than half lit but not quite a full moon. What do you call this phase? (two words)

Waning gibbous 

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