FORCES AND MOTION

force, velocity, unbalanced forces, Newtons, friction Sir Isaac Newton, balanced forces, position, speed, deceleration, distance, momentum, time, inertia gravity, F=m*a, mass, constant, acceleration, air drag

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Across

3. The amount of space an object fills up

8. The rate at which velocity changes

11. The resistance acting on an object in the opposite direction caused by wind

12. The place where an object is or located

13. When an object’s motion changes by slowing down,

15. Two forces that are not equal in size and causes an object to move

17. The resistance that is caused when two objects are rubbing

18. Something that wants to keep on moving in a straight line or stay in place

19. How hard it is to start or stop an object

20. Starting and ending position of how far something has moved

Down

1. The formula used to determine the amount force of an object in motion

2. A unit of measurement to find the amount of force

4. How fast something is moving based on distance and time

5. The force that causes objects to fall or pull towards another object

6. Two forces that are equal in size, opposite in direction and nothing is in motion

7. An object that stays in motion at the same speed

9. Something that makes an object start moving, stop moving, speed up, or slow down

10. The person who discovered gravity

14. A speed of an object with a given direction

16. A scientific measurement calculated in seconds or hours.

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