What is one revolution of the earth around the sun called?
a year
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trap
No points!
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star
Double points!
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fairy
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lifesaver
Give 25 points!
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15
Tell 2 factors that influence the gravitational force between 2 objects
1)the size of the object 2) distance b/w objects
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15
When does a solar eclipse happen?
during the new moon phase
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15
Tell me 3 things about the first day of Fall
1)autumn equinox 2)equal day/night 3) September 22nd or 23rd
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15
What is perigee?
moon's orbit closest to the earth
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15
What is a day?
one rotation of the earth on its axis
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lifesaver
Give 10 points!
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fairy
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shark
Other team loses 5 points!
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lifesaver
Give 20 points!
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15
What would happen if the moon was only affected by the Earth's gravity and didn't have any motion of its own?
The moon would go straight into the earth.
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15
Why does the moon shine?
b/c of the reflection of the sun
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15
Tell two examples of apparent motion
1)airplane is moving but looks like houses are moving 2)riding in a car - trees seem to be rushing by you, but you are actually moving
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thief
Give points!
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shark
Other team loses 20 points!
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rocket
Go to first place!
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thief
Give points!
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15
Why do we get seasons on Earth?
b/c the earth is tilted, so when we rotate the sun reaches part of the earth causing summer and the other side causing winter
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15
When does a lunar eclipse happen?
during the full moon phase
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15
What's the difference between rotation and revolution?
Rotation-when a planet or moon turns all the way around or spins on its axis one time. Revolution -a planet or moon travels around the body it is orbiting 1x.
