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Forces, Motion, and Newton's Laws Flashcards | StudBud
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Forces, Motion, and Newton's Laws
Forces, Motion, and Newton's Laws
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Physics, forces, motion, newtons laws
Flashcards
20 cards
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Questions
20
Answers
1
As the mass of an object increases, the acceleration.....
increases
decreases
nothing happens
2
What is the equation for Newton's 2nd law?
M = F/S
F = M/A
N = K * S
F = M*A
3
When the car your riding in stops quickly and you feel the seatbelt across your chest
Newton's 3rd Law (equal and opposite reaction)
Newton's 1st Law (Inertia)
Newton’s Law of Gravitation
Newton's 2nd Law (F=ma)
4
A marble weighed 5g, then hit a domino at 5 km/s. What is the force?
66 N
15 N
25 N
10 N
5
Looking at the data, how much force is the dummy applying?
16 N
8 N
2 N
4 N
6
What force (beside gravity) do we need to walk down the hall?
Friction
Centripetal Force
Centrifugal Force
Magnetism
7
Mass is the amount of gravity acting on an object.
False
True
8
If the box/refrigerator was 120 kg, and acceleration 2 is, what would its net force be?
6 m/s2
240 N
140 N
120 N
9
Which of Newton's Laws of motion is also known as the Law of Inertia?
4th
2nd
3rd
1st
10
An unbalanced force causes a change in motion
False
True
11
Velocity is distance and time.
False
True
12
The unit for force is .........
Meter
Second
Newton
Kilogram
13
How will the cart move?
Toward the blue team
It will not move
Up
Toward the red team
14
Which object has the greatest inertia?
Your mom
A speeding bullet
Ed Carpenter's car at the Indy 500
A slow moving strain
15
Given the same force on an object, as the mass increases, the acceleration........
Decreases
Increases
Is not affected
Remains Constant
16
Tom is swimming at 10 m/s with a mass of 150 kg. What force will he push off the wall?
150 N
150 G
34,500 kg
34,500 N
17
Mass and weight measure the same thing.
False
True
18
As the amount of force increases, acceleration
nothing happens
increases
decreases
19
What is a balanced force?
equals 100 N
two forces are the same strength but act in opposite direction
causes change the motion of an object
does not exist due to friction
20
Which of Newton's Laws of Motion is this an experiment the best example of?
Newton's 3rd Law (equal and opposite reaction)
Newton's 2nd Law (F=ma)
Newton's 1st Law (Inertia)
Newton’s Law of Gravitation
