Astronomy

15 Points Per Correct Answer - No time limit  

1. Compared to the other planets in our solar system, where is the Earth? The _____ from the sun? middle rock closest third rock furthest

2. About how many stars could you see WITHOUT the use of a telescope or binoculars, if you were away from the city on a clear night? 2000 2 million 20 2 billion

3. What is a solar eclipse'? when the sun explodes when the sun moves between the earth and the moon when the sun emits solar flares when the moon moves between the earth and the sun

4. A group of stars named by ancient people because of heroes or animals they reminded them of is called a ... galaxy constellation nebula aurora borealis

5. Why do stars appear to twinkle when we look at them? only little stars twinkle stars are different colors the earth's atmospheric layers bend their light rays stars fluctuate their sizes

6. What is the name of the closest star to our Earth? Alpha Centauri Andromeda Polaris Sol

7. How far away from the Earth is our sun, approximately...? 93 light years 93 trillion miles 93 billion miles 93 million miles

8. Why do planets shine? planets have their own source of energy because we are not in a black hole our galaxy glows they reflect the sun

9. The word 'planet' comes from a Greek word meaning....? wanderer large meteor fuzzy snowball atlas

10. What is a 'nebula'? a cloud of gas and dust a new star a fast moving comet the shadow of distant stars