Energy & Work
Authored by Janina Leiva
Science
4th Grade
NGSS covered
Used 3+ times
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42 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The force that pulls all objects toward the earth’s center is ____.
friction
gravity
energy
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is done when a force moves an object over a distance?
work
energy
friction
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The ability to do work is ____.
friction
gravity
energy
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A simple machine makes ____ easier.
gravity
work
time
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
The force applied to a simple machine to do work is called ____.
load
distance
effort
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A lever is a simple machine that is made of a bar that turns on a point. What is the point that the bar turns on called?
fulcrum
wheel
cylinder
7.
OPEN ENDED QUESTION
3 mins • 1 pt
Give an example of an object that can be classified as a lever.
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