Simple Machines
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a simple machine?
Back
A device that makes work easier.
2.
FLASHCARD QUESTION
Front
What is the equation for calculating work?
Back
Work = Force times Distance.
3.
FLASHCARD QUESTION
Front
What is a lever?
Back
A simple machine that consists of a rigid bar that pivots about a fixed point.
4.
FLASHCARD QUESTION
Front
What is a screw?
Back
A simple machine that consists of an inclined plane wrapped around a cylinder.
5.
FLASHCARD QUESTION
Front
What is a pulley?
Back
A simple machine that uses a wheel and a rope to lift or lower objects.
6.
FLASHCARD QUESTION
Front
What is an inclined plane?
Back
A flat surface that is tilted at an angle to help raise or lower objects.
7.
FLASHCARD QUESTION
Front
What is a wedge?
Back
A simple machine that is a triangular-shaped tool used to split or cut objects.
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