Rocket Science Crossword Puzzle

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Across
  1. 2. Von Bruaun______ German and American Scientist
  2. 4. Goddard______ first rocket
  3. 7. my sled up the hill
  4. 9. plane went to a of 30,000 feet
  5. 10. third law of motion________ there is a reaction
  6. 11. when I hit a baseball
  7. 12. the car went straight
Down
  1. 1. speed my ball went
  2. 3. The wind pushed me
  3. 5. into space
  4. 6. car went zigzag
  5. 8. of pressure________ when i am hot