
Review for Physics QZ 10.1-10.2
Authored by Todd Nelson
Physics
9th - 12th Grade
Used 2+ times

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19 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Energy of motion is called ___.
kinetic energy
potential energy
power
work
Answer explanation
The correct answer is kinetic energy, which is the energy of motion.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Power is measured in ___.
joules
newtons
ohms
watts
Answer explanation
Power is measured in watts, which is the correct choice among the given options.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The work-energy theorem states that when work is done on an object, the result is a change in ___.
energy
velocity
power
work-energy
Answer explanation
The work-energy theorem states that when work is done on an object, the result is a change in energy.
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
If the velocity of a moving car is doubled, its kinetic energy will be ___.
halved
doubled
tripled
quadrupled
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A worker exerts 45 W of power while lifting a 10.0 N box to a height of 1.0 m. How long does this take?
35 s
4.5 s
0.22 s
0.02 s
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The equation GPE = mgh represents ___.
elastic potential energy
gravitational potential energy
potential energy
rotational potential energy
Answer explanation
The equation GPE = mgh represents gravitational potential energy.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The height to which an object has risen is determined by using a reference level, the position where GPE is defined to be ___.
0 J
1 J
2 J
3 J
Answer explanation
The correct reference level for GPE is 0 J, as the object's height is measured from this point.
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