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Simple Machines, Work, Simple Machines, Work, Power, Potential and Power, Potential and

Kinetic Energies ReviewKinetic Energies Review

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Final jeopardy question

WorkWork Simple Simple Machines Machines

More More Simple Simple

MachinesMachines

PE and KEPE and KEPowerPower

c-1 10 Point Question

This is the unit for work

20 Point Question

This is how we calculate work…

30 Point Question

Give an example of work being done

40 Point Question

Work or no work?

Carrying a suitcase across the classroom.

c-2 10 Point Question

This is the unit for power

20 Point Question

This is how we calculate power…

30 Point Question

Which has more power?

A 500 W stereo or a 200 W stereo?

40 Point Question

Which is more power?

50 J of work in 5 seconds or 50 J of

work in 10 seconds

c-3 10 Point Question

This simple machine is an inclined plane wrapped

around a cylinder

20 Point Question

This simple machine is a smooth sloped surface

30 Point Question

This simple machine is a rod or plank that pivots

40 Point Question

This is the name for a pivot point in a lever

c-4 10 Point Question

Two circular objects of different sizes that

rotate together

20 Point Question

A grooved wheel that moves with the use of a rope or chain

30 Point Question

What type of simple machines would you use to pull something

upward?

40 Point Question

This type of simple machine is a double sided inclined plane

that moves

c-5 10 Point Question

This is the energy of motion

20 Point Question

Name an object in the room with the most potential

energy

30 Point Question

These two things control an object’s potential energy

40 Point Question

This is how you can change the potential energy of an object

Final jeopardy

Is sound considered to be kinetic energy? Explain how you know.