Extreme Space Dinosaurs

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Across
  1. 3. The study of space and the planets.
  2. 5. When an animal slowly changes over time to survive.
  3. 6. To find out more information about something.
  4. 11. To be very serious about the rules.
  5. 13. When something you can choose to do, but don't have to do it.
  6. 14. To offer to do work for no money.
  7. 15. The police need this to put a thief in jail.
  8. 16. A place for an astronaut to live in that can connect to others.
  9. 17. This scientist studies the weather.
Down
  1. 1. This animal studies fossils of dinosaur bones and other animals or plants.
  2. 2. A big hole in the ground.
  3. 4. This is the shape of a tornado.
  4. 7. This is what a liquid does when it's warm.
  5. 8. To have an idea about why something happens.
  6. 9. A rock that flies around in space.
  7. 10. Animals with warm blood, give birth and make milk are these.
  8. 11. This will list the times for things you have to do.
  9. 12. You will feel this way if you have heat stroke.