1. Poll
60 seconds
A nebula is made of
- gas and dust
- rock
- gas and rock
- dust
2. Poll
60 seconds
Which of the following is the smallest classification
- galaxy
- universe
- planet
- solar system
3. Poll
60 seconds
what scientist proposed that the orbits of planets are ellipitcal?
- Hubble
- Copernicus
- Keple
- None of these
4. Poll
60 seconds
Which Kepler's Law states that planets move the fastest when they are closest to the sun?
- 1st La
- 2nd Law
- 3rd La
- 4th Law
5. Poll
60 seconds
What is the largest planet
- mercury
- venus
- earth
- mar
6. Poll
60 seconds
How many planets exist in the Milky Way
- 4
- 8
- 1
- 9
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