1. Jeopardy
Hosted by
Miss Dell

2. Mechanical Advantage
Calculations
Simple Machines
Work, Power, Machines
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500

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

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

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

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

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

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

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

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

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

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

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

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

15. The efficiency of an inclined Plane where a lady expends
What is Efficiency of 38%?
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.
4,1

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

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

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

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

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

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

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