Science and space

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Across
  1. 2. when part of earth is facing the sun, it is________
  2. 3. when are part the earth is facing away from the sun, it is______________
  3. 5. the best subject in school
  4. 6. a time measured by earth spinning all the way around once in 24 hours
  5. 8. the idea that the universe was created by a giant explosion a long time ago
  6. 10. someone who explores space
Down
  1. 1. the term we use to describe how far away the starts are because they are so far
  2. 4. what scientist do when they want to answer a question. They collect data during this.
  3. 5. the closest star to earth
  4. 7. Einstein said this was more important than knowledge--Look at the poster!
  5. 9. scientist make and use these to help them see and understand things they can't normally see.