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Physics Regents Review #3 Flashcards | StudBud
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Physics Regents Review #3
Physics Regents Review #3
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Regents questions for review
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Answers
1
Which combination of units can be used to express electrical energy?
volt⋅coulomb⋅second
coulomb/volt
volt/coulomb
volt⋅coulomb
2
The height of a 30-story building is approximately
100 m
101 m
103 m
102 m
3
See below
4.0 m/s2
2.0 m/s2
0.20 m/s2
8.0 m/s2
4
See below
four times as great
one-fourth as great
twice as great
half as great
5
See below
(3)
(4)
(1)
(2)
6
The diagram below represents two waves, A and B, traveling through the same uniform medium.
wavelength
period
amplitude
frequency
7
The total amount of electrical energy used by a 315-watt TV during 30.0 minutes of operation is
9.45 x 103 J
1.75 x 10-1 J
5.67 x 105 J
1.05 x 101 J
8
See below
7.5 x 1013
2.5 x 1013
3.8 x 1013
5.0 x 1013
9
The diagram below shows a periodic wave.
F and G
D and H
A and C
B and E
10
A shopping cart slows as it moves along a level floor. Which describes the energy of the cart?
The KE increases & the gravitational PE decreases
The KE decreases & the gravitational PE increases
The KE increases & the gravitational PE remains the same
The KE decreases & the gravitational PE remains the same
