Across
- 2. What do scientists and experts use to track asteroids?
- 6. Where did an asteroid explode in 1908?
- 7. How many years ago did asteroids form?
- 9. A small asteroid is the size of a __________.
Down
- 1. What asteroid will fly by earth in 2029?
- 3. Where will be the best place to see Apophis in 2029?
- 4. How many asteroids are there flying around?
- 5. What is needed to pull an asteroid?
- 8. What is the path of an asteroid called?