Vocabulary
Lunar Phases
Earth's Movement
Bonus
100

What is rotation? 

Spinning around on an axis.

100

When the sun, moon, and Earth are aligned in that order, what moon phase would we see? 

New Moon

100

What is rotation? 

Earth turning on its axis. 

100

What is the difference between rotation and revolution? 

Rotation is spinning on an axis.  Revolution is moving around an object. 

200

What is revolution? 

Moving around an object. 

200

How many phases of the moon are there? 

8 main phases. 

200

What is revolution? 

Earth moving around the sun.

200

How is moon's orbit different than Earth's orbit? 

The moon's orbit it tilted (5 degrees)

300

What is an axis? 

An imaginary line an object that it rotates on. 

300

What is waxing? 

The moon is gaining light. 

300

How long does it take Earth to rotate 1 time? 

24 hours or 1 day.

300

Earth is __________ and ______________ while going around the sun. 

Rotating and revolving

400
What is solar energy? 

Energy given off by the sun. 

400

What is waning? 

The moon is losing light. 

400

How long does it take the Earth to revolve around the sun? 

365 days or 1 year

400

What force holds the solar system together? 

Gravity of the sun. 
500

What is are the lunar phases? 

Cycle of moon phases resulting the moon revolving around Earth and the sunlight reflecting off the moon. 

500

Why do we see the different moon phase? 

Moons reflecting of the sunlight AND the moon revolving around the Earth. 

500

During this phase of the Moon none of the reflected light of the Sun is visible from Earth.

What is the New Moon phase?

500

How long is the lunar cycle?

27 1/3 days, 29.5 days, or about 1 month. 

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