Energy and Forces

Quiz
•
Science
•
7th Grade
•
Hard
+4
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Which is an example of potential energy?
a roller coaster speeding down a hill
the pulled back string on an archers's bow
releasing the strings on a guitar
an electric current lighting a light bulb
Tags
NGSS.MS-PS3-2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The neighbor's cat ran through your yard. The cat has a mass of 1 kg. He is running at a speed of 2 m/s. What is the kinetic energy of the cat as he runs? KE=1/2 (m)(v^2)
4 J
3 J
1 J
2 J
Tags
NGSS.MS-PS3-1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A marble rolls down a hill. The marble has a mass of 1 kg and rolls at a rate of 2 m/s. What is the kinetic energy of the marble as it rolls?
4 J
16 J
2 J
0.5 J
Tags
NGSS.MS-PS3-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Why is it harder to stop a four-person rowing team than a three-person rowing team?
The four-person team has less mess and less kinetic energy.
The four-person team has less mass and more kinetic energy.
The four-person team has more mass and more kinetic energy.
The four-person team has more mass and less kinetic energy.
Tags
NGSS.MS-PS3-1
NGSS.MS-PS3-5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Based on the information in the graph, we can predict that the kinetic energy of the object at 2 m/s would be ________.
12 J
20 J
38 J
44 J
Tags
NGSS.MS-PS3-1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which scatter plot best shows the relationship between speed and kinetic energy?
Tags
NGSS.MS-PS3-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A box sliding down an inclined plane attains a velocity of 27 m/s in 3 seconds from rest. Find the acceleration.
30 m/s
24 m/s2
9 m/s2
81 km/hr
Tags
NGSS.MS-PS2-1
NGSS.MS-PS2-2
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