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Physics Newton's Laws Review Flashcards | StudBud
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Physics Newton's Laws Review
Physics Newton's Laws Review
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A review for an Exam on Newton's Laws
Flashcards
13 cards
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Practice quiz
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Questions
13
Answers
1
What is the net force in the vertical direction?
0 kg
-5 N
-5 kg
0 N
2
How much force is needed to push a 7500kg at a rate of 1.5 m/s
2
?
5000 N
11,250 kg
5000 kg
11,250 N
3
What is the acceleration between time 0 and 20 seconds?
2 m/s
20 m/s
2 m/s2
20 m/s2
4
what is the force on the 1300 kg car from to 20 seconds.
2600 m
2600 N
650 m
650 N
5
If the mass of the block is 30 kg, what is the acceleration of the block?
-6 m/s
-0.17 m/s
-6 m/s2
-0.17 m/s2
6
At which section of the graph (a,b, or c) is there no acceleration?
a
b
c
7
What is the force due to gravity on the block if the mass is 30 kg?
-3.06 N
-294 kg
-3.06 kg
-294 N
8
What is the net force in the horizontal direction?
0 kg
0 N
-5 kg
-5 N
9
What is the definition of weight?
measures an amount of space in units of length cubed
a force that results from the action of gravity on mass.
The quantity of matter.
the rate of change of velocity.
10
What is the definition of mass?
measures an amount of space in units of length cubed
a force that results from the action of gravity on mass.
The quantity of matter.
the rate of change of velocity.
11
6) Calculate the mass of an apple that hits you on the head with a force of 1N.
0.10 kg
9.8 m/s
9.8 kg
0.10 m/s
12
Calculate the weight of an elephant with a mass of 7500kg.
73500 kg
765.4 N
73500 N
765.4 kg
13
5) How much force does a 0.4 kg bullet hit a person with, vf = 0 m/s, vi=335 m/s, in 0.001s?
-134000 m
-134000 N
-134000 m/s2
-134000 m/s
