Power questions
Quiz
•
Science
•
9th - 12th Grade
•
Medium
+1
Standards-aligned
Shane Eakle
Used 22+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The equation for POWER is
power = mass x time
power = energy / time
power = time / work
power = work x time
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the difference between calculating power and work?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Energy that is stored in bonds between atoms is:
Tags
NGSS.MS-LS1-7
NGSS.MS-PS3-2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Rank in order, from largest to smallest, the gravitational potential energies of the balls.
1 > 2 = 4 > 3
1 > 2 > 3 > 4
3 > 2 = 4 > 1
3 > 2 > 4 > 1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A rock has 10 J of potential energy on top of a roof. If it is dropped and lands with only 8 joules of kinetic energy, how much work did air resistance do on the rock?
-18 J
-10 J
-8 J
-2 J
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which requires more power – a person walking up stairs or a person running up stairs?
walking
running
they require equal power output
no power is required at all
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A basketball that is dropped bounces back up to its original height. Pick the correct energy transformation from the point when it was dropped until it returns to the original height.
KE --> PE --> Elastic
PE --> KE --> Elastic --> KE --> PE
KE --> PE --> Elastic --> PE --> KE
Elastic --> PE --> KE --> Elastic
Tags
NGSS.MS-PS3-4
NGSS.MS-PS3-5
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