Work and Simple machines
Physics
7th Grade
NGSS covered
Used 721+ times
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17 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A flat sloping surface that connects lower and higher elevations. It makes raising objects easier.
wedge
screw
lever
inclined plane
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An inclined plane wrapped around a rod forms this simple machine
lever
pulley
screw
wedge
Tags
NGSS.HS-PS2-1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A simple machine that consists a rigid bar that pivot about a fixed point
lever
pulley
wheel and axle
fulcrum
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An axe is an example of a
pulley
inclined plane
screw
wedge
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A seesaw is an example of a
wedge
lever
inclined plane
pulley
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A device that has two or more simple machines working together
fulcrum
pulley
compound (complex) machine
motor
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Stairs
wedge
pulley
inclined plane
wheel and axle
Tags
NGSS.HS-PS2-1
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