2. the natural state of rain
4. velocity found by drawing tangent line to a point on x-t graph
6. a push or a pull
8. separates science from pseudo-science
10. Galileo discovered 4 moons circling this planet
11. one of the three Fundamental Quantities
16. Galileo found that this planet had phases just like the moon
18. this force always opposes motion
20. was the word that meant force in Newton's day
21. The tip-to-tail rule is used to add __________
23. this force and the mass determine the acceleration of an object
26. the displacement for any round trip
27. velocity found by drawing a line between 2 points on x-t graph
29. What the average velocity tells you about the instantaneous velocity
30. Galileo discovered mountains and craters on this, assumed perfect, object
33. how much the velocity increases in one second
34. the highest velocity that a falling object can possibly attain
35. a tire doing this never leaves a tread pattern
1. a force directed toward the center of a circle
3. the natural state to which smoke belongs
5. the abbreviation for the international system of units
6. the natural state of a burning object
7. a device used to measure time
9. another word used instead of unbalanced
12. a reference frame moving with a constant velocity (including zero)
13. causes an object to fall toward the center of the earth
14. a fictitious force directed away from the center
15. had a world view based on the natural state
17. Galileo found that this, assumed perfect, heavenly object had spots
19. Galileo used this to help reduce the speed during his experiments
22. in projectile motion, horizontal and vertical motions are ___________
24. the natural state of a rock
25. what the mass is a measure of
28. a prefix meaning 1/100
31. Galileo used this to help measure time during his motion experiments
32. a prefix meaning 1000