"Simple Machines Crossword Puzzle": HTML5 Crossword

Across

2. An inclined plane with a flatter slope requires ____ effort to move the object. (4)
5. In a lever, move the fulcrum closer to the ___ to make it easier to lift. (4)
6. an example of a wedge (4)
8. tool used to measure the amount of force used to lift an object. (11)
9. In a ________ class lever, the fulcrum is between the load and effort. (5)
11. In a _______ class lever, the effort is between the load and fulcrum. (5)
14. an example of a second class lever. (11)
16. A screw is stronger when the threads are wider and (6)
18. A pulley with more than 1 wheel connected together. (8)
19. an example of a third class lever. (5)

Down

1. the pivot point that balances the lever arm. (7)
3. an example of a first class lever. (8)
4. an example of a screw. (6)
7. A hill and ramp are examples of __________. (13)
10. a pulley with a wheel is attached to something and you pull down to raise the load. (5)
12. A ____ is a push or a pull. (5)
13. a pulley when the wheel moves with the load and you pull up to raise the load. (8)
15. an inclined plane that is wrapped around a cylinder. (5)
17. In a ________ class lever, the load is between the fulcrum and effort. (6)
18. an example of a wheel and axle. (5)