Across
- 3. the unit shown by the symbol N
- 7. this force pulls objects down towards Earth
- 12. the force used to move a shopping cart away from you
- 14. this force can happen after rubbing a balloon on hair
- 15. a cyclist riding 10 m/s north has this, not just speed
- 20. this motion happens when an object moves from one place to another
- 24. this describes the final overall force after combining forces
- 25. this tells you where something is, like “on the table” or “next to the door”
- 27. air can create this force against a moving object
- 28. these forces can make an object start, stop, speed up, slow down, or change direction
- 30. friction is this type of force because surfaces touch
- 31. distance and speed are examples because they do not need direction
Down
- 1. this force happens in a stretched rope or string
- 2. this motion happens when something shakes quickly back and forth
- 4. these forces are equal and opposite
- 5. another word for air resistance
- 6. this force can attract some metals without touching them
- 8. a heavier object usually has more of this
- 9. a bus, bird, or rolling ball shows this when its position changes
- 10. you use this when you kick a ball or open a door
- 11. a runner who goes around a track measures the total length travelled
- 13. a cheetah has more of this than a walking person
- 16. this force supports a book resting on a table
- 17. after walking away from your desk, this tells how far you are from where you started
- 18. the number size of a measurement, such as 5 N or 10 m
- 19. this is measured with a clock or stopwatch
- 21. force and velocity are examples because direction matters
- 22. this motion happens when a wheel turns
- 23. north, south, left, right, up, and down are examples of this
- 26. this force helps your shoes grip the floor
- 29. the force used to open a drawer towards you