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Across 2. Distance divided by Time. Scalar Quantity. 7. The ability for an object to resist changes to it's state of motion. Inertia is also 10. Force of rubbing two surfaces together. A force of sliding. Friction makes things 12. The force that pushes back against gravity to keep, for example, a book (2 words) 13. Change in distance divided by a change in time. Vector Quantity. It must 15. An object will continue in motion or stay at rest unless acted upon (3 words) 16. The number and kind of atoms that makes up an object. Does not change when 18. When to objects are at right angles to each other. Slopes are negative 20. The speed at an instant of time. It is what the speedometer in your (2 words) 21. An object is moving if its position relative to a fixed point is changing. 22. Falling under the force of gravity only. Air resistance is not included in this (2 words) 25. Not moving. (2 words) 28. To get bigger 33. As one quantity increases the other quantity increases too. (2 words) 34. The time it takes an event to happen. (2 words) 37. The resistance that an object feels when it pushes through the air. It (2 words) 38. Make products to serve needs 39. The Vector sum of all of the forces acting on an object (2 words)

Down 1. A number. Also shown as a length 2. To stay still 3. Standard unit for force. 4. Two vectors are parallel if the are pointed in the same direction. Same slope. 5. The standard unit for mass. 6. Another name for Newton's 1st Law (3 words) 8. Any Push or Pull 9. Magnitude and Direction 11. The result of adding two or more vectors. 14. As one quantity increases the other quantity decreases. (2 words) 17. Moving at a constant rate in a straight line. (2 words) 19. Magnitude only 23. The Total distance covered divided by the time it took to travel that (2 words) 24. The sum of the force or, the net force is zero. By Newton's 2nd Law 26. Tries to understand the whys and the hows 27. The change in velocity divided by a change in time. Vector quantity. This 29. At the beginning 30. To get smaller 31. Causes change in an object's state of motion 32. Not changing 35. Changing 36. The force due to gravity. Changes when you change locations.