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Newton's 1st and 2nd Laws Flashcards | StudBud
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Newton's 1st and 2nd Laws
Newton's 1st and 2nd Laws
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A #physics review of Newton's 1st and 2nd laws
Flashcards
26 cards
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Practice quiz
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Questions
26
Answers
1
An object of unknown mass accelerates at 4 m/s/s with a 444 N net force. What's its mass?
448 kg
1776 kg
111 kg
440 kg
2
This force resist motion
tension
weight
friction
normal
3
What is the acceleration on a 50 kg cart that has 600 N of net force applied to it?
550 m/s/s
12 m/s/s
650 m/s/s
300, 000 m/s/s
4
If there's 20 N of friction on a box, how much force will it take for the box travel at 2 m/s?
20 N
0 N
10 N
22 N
5
Mass and weight are synonyms
True
False
6
What is the net force on this object?
40 N down
40 N up
15 N up
15 N down
7
What force kept the bowling ball rolling while not pushed by the broom in the no touch zone.
Inertia
Normal
Gravity
None of the above
8
What is the weight of a 65 kg astronaut on earth?
0 N
65 N
650 N
6.5 N
9
What is the mass of a 65 kg astronaut on the ISS?
650 kg
65 kg
0 kg
6.5 kg
10
An object falling at terminal velocity experiences ____ forces.
unbalanced
balanced
11
On an Atwood Machine, the _______ causes the force of gravity to move the system.
total mass
snoo
difference in mass
pulley
12
Balanced or Unbalanced
Balanced
Unbalanced
13
This force is always present on earth.
air resistance
gravity
tension
normal
14
This force is transmitted through ropes/cables/chains
normal
friction
tension
weight
15
What is the net force on this object?
6 N
0 N
10 N
16 N
16
Force and acceleration have a _____ relationship.
inverse
square root
direct
quadratic
17
An object that experiences an unbalanced force will
accelerate
stay at rest
move at a constant velocity
18
Newton's 1st Law of Motion is often called the law of ______
net force
inertia
acceleration
velocity
19
What net force is necessary to accelerate 5 kg at 3 m/s/s?
8 N
15 N
1.67 N
2 N
20
Mass and acceleration have a ______ relationship.
square root
inverse
quadratic
direct
21
What is the weight of a 65 kg astronaut on the ISS?
0 N
6.5 N
650 N
65 N
22
If the object shown has a mass of 3 kg, what is its acceleration?
3.3 m/s/s
0 m/s/s
16 m/s/s
5.3 m/s/s
23
This force supports objects
tension
friction
weight
normal
24
If an Atwood machine had equal masses on its left and right hand sides, what would happen?
Both sides would rise up
The right hand side would fall
The left hand side would fall
The machine would stay at rest
25
If the mass of the object in this diagram is 10 kg, what's the object's acceleration?
150 m/s/s
1.5 m/s/s
.67 m/s/s
15 m/s/s
26
Balanced or Unbalanced
Unbalanced
Balanced
