Across
- 4. is a measure of an objects tendency to carry on movement.
- 5. Kennedy went to announced that he wanted to be the first to put a man on the Moon in 1961.
- 7. newton was born Jan. 4, 1643.
- 8. Shepherd was the first American in space.
- 9. race began in 1955.
- 11. of an object is dependent upon two variables.
- 13. of momentum is when two objects collide.
- 14. are in space.
Down
- 1. Glen orbited the earth in 1962.
- 2. 1 was launched Oct. 4, 1957.
- 3. Gagarin was the first man to orbit the earth.
- 4. gravity light were discovered by Isaac newton.
- 6. was launched into space on July 16, 1969.
- 10. 1st law of motion states that an object at rest stays at rest unless acted upon a greater force.
- 12. is when objects resist change in there movement.