back to menu simple machines, work, power, potential and kinetic energies review
TRANSCRIPT
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Back to menu
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
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c-1 10 Point Question
This is the unit for work
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20 Point Question
This is how we calculate work…
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30 Point Question
Give an example of work being done
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40 Point Question
Work or no work?
Carrying a suitcase across the classroom.
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c-2 10 Point Question
This is the unit for power
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20 Point Question
This is how we calculate power…
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30 Point Question
Which has more power?
A 500 W stereo or a 200 W stereo?
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40 Point Question
Which is more power?
50 J of work in 5 seconds or 50 J of
work in 10 seconds
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c-3 10 Point Question
This simple machine is an inclined plane wrapped
around a cylinder
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20 Point Question
This simple machine is a smooth sloped surface
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30 Point Question
This simple machine is a rod or plank that pivots
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40 Point Question
This is the name for a pivot point in a lever
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c-4 10 Point Question
Two circular objects of different sizes that
rotate together
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20 Point Question
A grooved wheel that moves with the use of a rope or chain
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30 Point Question
What type of simple machines would you use to pull something
upward?
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40 Point Question
This type of simple machine is a double sided inclined plane
that moves
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c-5 10 Point Question
This is the energy of motion
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20 Point Question
Name an object in the room with the most potential
energy
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30 Point Question
These two things control an object’s potential energy
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40 Point Question
This is how you can change the potential energy of an object
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Final jeopardy
Is sound considered to be kinetic energy? Explain how you know.