The nebular hypothesis is the theory of how the _____________ formed
Solar System
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15
Why don't the planets orbit in a circle?
An ellipse causes BALANCE. (Everything is trying to find balance in space)
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seesaw
Swap points!
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star
Double points!
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gift
Win 25 points!
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thief
Give points!
5
10
15
20
25
15
More mass = ______ gravity
More
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15
What is the last stage of the formation of the universe - where the force of gravity attracts more and more materials, going faster and faster (Vocab Word)
Accretion
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15
How many mm (millimeters) in ONE cm (centimeter)
10 mm
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15
What is the minimum speed required to escape a planet's gravitational pull?
Escape Velocity
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15
The distance between the sun and Earth is 1 of these
