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Duplicate of Physics Review
Duplicate of Physics Review
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Newtons laws of motion
Flashcards
21 cards
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Questions
21
Answers
1
Which of Newton's Laws describes the amount of force applied to accelerate an object's mass?
3rd Law
4th Law
1st Law
2nd Law
2
Physics is all about studying the laws and rules of
Animals
Planets
Matter
Atmospheres
3
For every ________ there is an equal and opposite _____________.
action, action
Reaction, action
Action, reaction
reaction, reaction
4
Newton's second law of motion uses the formula...
E=MCC
F=MA
A=PRR
None of the above
5
A greater force is needed to move an object with more mass than one with a smaller mass.
True
False
6
The image shows
balanced force
friction
centripetal force
unbalanced force
7
Momentum is related to Newtons First Law.
True
False
8
which of the following has a vector?
all of the above
force
momentum
velocity
9
Acceleration is the same thing as velocity.
False
True
10
What is inertia?
Another name for unbalanced force
The mass of an object
The opposite force of gravity
The tendency of an object to continue doing what it's doing
11
How can you tell if an object is in motion?
The position will change in relation to other objects
It will remain in the same position
You can see the forces
The object will look different
12
The acceleration of gravity on Earth is...
0.9m/s/s
None of the above
89m/s/s
9.8m/s/s
13
which of the following is a type of acceleration? click all that apply
more force
more time
speeding up
changing direction
14
the formula for momentum is
p = s/a
p = m x v
p = m x a
p = d/ t
15
Gravity and friction are examples of
force
velocity
Momentum
acceleration
16
Which of Newton's Laws is demonstrated by a ball rolling to a wall then stopping?
2nd Law
3rd Law
Law of Acceleration
1st Law
17
How long will an object remain at rest, according to Newton's First Law of Motion?
It can't rest
As long as there is unbalanced forces acting on it
Until an unbalanced force occurs
Until noon
18
An object at rest will ________________ if no outside forces are applied.
Stay at rest
Decrease Mass
Increase Velocity
19
How could you tell if a moving object is receiving an unbalanced force?
t might speed up.
It might slow down.
It might change direction.
It might do any of the three things mentioned above.
20
The amount of force needed to move an object is measured in...
KILOMETERS
SECONDS
NEWTONS
GRAMS
21
Is it harder to push a van filled with bowling balls or a van filled with basketballs?
The same difficulty
Basketballs
Bowling Balls
