John's Science Terms Crossword Puzzle

1. ______ like an AREOPLANE!
3. _______ makes you move at a speed faster than walking.
6. A _____ is indicated by an arrow facing in any direction with a number to indicate how much _____ is used.
7. To move a box more easily you have to ____ a box up a ramp.
10. _____ing things can hurt people but generates alot of force.
12. ____-_______ is the oposite of _______.
13. The ______ of something is how heavy it is.
15. ______ are a term ofweight in the ____ic system.
16. __________ is when something like wind tries to slow something down, this is called wind __________.
17. _______ are a term of gravity that was created by N__t_n himself.
19. You have to ____ a door with a ____ sign.

2. ________-______ are type of force that is present in SPACE! Suns produce them and planets spin around them.
4. _____ are a term of weight in the m_tr_c system.
5. ________ is a form of force that some materials like wood have to make them float.
6. _________ is the force that makes wood and other virtually light stuff f__a_ on water.
8. _________ are a term of weight in the __t_ric system.
9. ________ is when something _ov_s.
11. You need to w__lk before you run!
14. ______ causes fruit to fall from a tree.
18. _____ is how fast an object can go.