WORK and LEVERS
Authored by Myra Adams
Physics
3rd - 4th Grade
NGSS covered
Used 346+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the definition of work?
doing homework
the use of force to move an object over a distance
sweeping the floor
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
This is an example of work:
lifting a box
pushing on a door that isn't moving
riding a lawn mower
Tags
NGSS.HS-PS2-1
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
A ____________ is a machine with no or few moving parts.
complex machine
fast machine
simple machine
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A ___________ is a bar that pivots on a fixed point.
wheel and axle
pulley
lever
wheel
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the fulcrum on a lever?
the point that doesn't move
the bar
the part that is moving
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Here is an example of a lever:
riding lawn mower
wheel on a car
scissors
dishwasher
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these below are levers?
pry bar, scissors, mop
toy car, spring scale
kleenex, box, eraser
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