Science astronomy Unit 3
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10 terms
Terms | Definitions |
|---|---|
 What is a rotation? | 24 hours long is what it takes. |
| What are the three galaxies? | Spiral, Elipticle, and Irregular. |
| what was the first satelite sent out? | Sputnick was the first satelite sent out from the S.S.R. |
| How many degrees is the earth's axis? | 23.5 degrees |
| What is a Revolution? | 365 1/4 days |
| Who discover centrificle and gravity? | Sir Issac Newton. |
| What is centrifical Gravity? | The gravity going down. |
| What is gravity? | It is a gravitational pull going up. |
| What is the blue giant? | The hotest planet at 35,000 |
| Which way does all the planets except Uranus? | They all travel counter clockwise. |
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