1. Hosted by Miss Dell

2. 100 200 400 300 400 Work, Power, Machines Simple Machines Calculations Mechanical Advantage 300 200 400 200 100 500 100

3. Row 1, Col 1 The amount of work done when a book weight 1 newton is lifted 2 meters. What is an 2 Joules?

4. 1,2 Occurs when a force Is applied over a distance IN THE SAME DIRECTION As the force. What is work?

5. 1,3 An inclined plane that is Wrapped around a Cylinder. What is a screw?

6. 1,4 The number of times a Machine multiplies the Input force What is mechanical advantage?

7. 2,1 The power of a blender that Performs 3750 Joules of Work in 15 seconds. What is 250 Watts?

8. 2,2 The two things that affect How powerful something is. What are work and time?

9. 2,3 A ramp is an example of this Simple Machine. What is a Inclined Plane?

10. 2,4 The mechanical advantage Of the pulley. What is ONE?

11. 3,1 The MA of a can opener that Exerts an output force of 80N on a can when you exert an input force of 20N. What is MA= 4?

12. 3,2 The efficiency of a machine Is never greater than this Number. What is 100%?

13. 3,3 The work that a machine Does on an object. What is output work?

14. 3,4 The mechanical advantage of The inclined plane. What is MA= 4?

15. 4,1 The efficiency of an inclined Plane where a lady expends 130J of work to move a box, While the amount of work Produced is 50J. What is Efficiency of 38%?

16. 4,2 The three ways a machine makes Work easier. What are changing force, direction, or distance?

17. 4,3 An axe is an example of this Simple Machine. What is a wedge?

18. 4,4 A _____ and ______ wedge has A greater mechanical Advantage. What is a longer and skinnier?

19. 5,1 What is MA = 0.5? The MA of the lever If the hand is 10cm from the Fulcrum and the object Is 20cm.

20. 5,2 The amount of work being Done on the 5N box when The boy walks 5m. What is NO WORK (0 Joules)?

21. 5,3 A machine that is made of One or more simple machines. What is a compound machine?

22. 5,4 The mechanical advantage Of the lever below. What is 4?