Forces, gravity, and simple machines
Authored by Mary Louise Richards
Science
4th Grade
NGSS covered
Used 4+ times
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22 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When something is moving or changing position, we call that ____.
Gravity
Motion
Force
Tags
NGSS.MS-PS2-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
____ is a push or a pull. It can make an object slow down, speed up, or change direction.
Gravity
Motion
Force
Tags
NGSS.3-PS2-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When forces are unequal and cause a change in motion, we call them ____.
Balanced Forces
Unbalanced Forces
Tags
NGSS.3-PS2-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The natural force that pulls objects down toward the center of the earth is called ____.
Gravity
Motion
Force
Tags
NGSS.5-PS2-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When forces are equal, therefore there is no change in motion and an object remains at rest, we call them ____.
Balanced Forces
Unbalanced Forces
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of simple machine is a wheelchair ramp?
a pulley
a wheel and axle
an inclined plane
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What simple machine is a stiff bar supported by a fulcrum that can lift or move loads?
a lever
a screw
a wedge
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