Work, Power, Simple Machines
Flashcard
•
Science
•
8th - 9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is Work in physics?
Back
Work is done when a force causes an object to move. It is calculated as the product of the force and the distance moved in the direction of the force.
2.
FLASHCARD QUESTION
Front
What is the formula for calculating Work?
Back
Work (W) = Force (F) x Distance (d) where Work is measured in joules.
3.
FLASHCARD QUESTION
Front
What is Power in physics?
Back
Power is the rate at which work is done or energy is transferred. It is measured in watts.
4.
FLASHCARD QUESTION
Front
What is the formula for calculating Power?
Back
Power (P) = Work (W) / Time (t) where Power is measured in watts.
5.
FLASHCARD QUESTION
Front
What is Mechanical Advantage (MA)?
Back
Mechanical Advantage is the ratio of the output force produced by a machine to the input force applied to it.
6.
FLASHCARD QUESTION
Front
How do you calculate Mechanical Advantage?
Back
Mechanical Advantage (MA) = Effort Length / Resistance Length.
7.
FLASHCARD QUESTION
Front
What are Simple Machines?
Back
Simple machines are devices that make work easier by allowing us to apply force in a more effective way. Examples include levers, pulleys, and inclined planes.
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