rockets science

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Across
  1. 3. it is when mass and gravity are the same
  2. 4. was a german man who worked in the army
  3. 6. 5 word first law of 3
  4. 8. third law of 3
  5. 9. rhymes with must and is force
  6. 10. They are on a jet pack and has 9 letters
  7. 12. rhymes with nag and starts with D
  8. 14. 2 words thrust times duration
  9. 15. rhymes with repellent
  10. 16. 3 syllables and sounds like laminate
Down
  1. 1. a russian man
  2. 2. has two t's and two u's
  3. 5. 3 different words16 letters
  4. 7. 8 syllables second law of 3
  5. 11. has 4 syllables it starts with v and ends with Y
  6. 13. the beginning 7 letters
  7. 17. a animal in guardians of the galaxy