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Newton's Laws Review Flashcards | StudBud
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Newton's Laws Review
Newton's Laws Review
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A physics game to review Newton's Laws of Motion
Flashcards
21 cards
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Practice quiz
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Host live
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Questions
21
Answers
1
You push an oar through the water to row your canoe. What's the reaction force?
the forward motion of the canoe
you pulling the oar back
the force of the water holding up the canoe
the water pushing on the oar
2
Which of the following indicates that an object is feeling an unbalanced force?
It changes direction.
It speeds up.
It is in equilibrium.
It slows down.
3
Gravitational force is applied by the
ground.
Earth.
friction.
weight.
4
A brick hits you on your toe. The force of impact is greater on
the brick.
You can't tell without knowing the mass of the brick.
neither - it is equal on your toe and the brick.
your toe.
5
If you are sitting still in your chair, the net force on you is
negative.
zero.
equal to your weight.
positive.
6
Two ice skaters push off each other. Which one is going faster when they let go?
the heavier one
It depends on the friction of the ice.
They're going the same speed.
the lighter one
7
Two forces, 45N up and 60N down, act on a box with a mass of 35kg. What's the acceleration?
0.33m/s2
0.43m/s2
2.33m/s2
3.0m/s2
8
A hammer drives a nail into a piece of wood. Identify an action-reaction pair.
The hammer on the nail; the nail on the hammer.
The hammer on the nail; the wood on the nail.
The hammer on the nail; the hammer on the wood.
The nail on the hammer; the hammer on the wood.
9
When the spaceship Enterprise turns off its engines in empty space, it
slows down.
keeps going at a constant speed.
explodes.
stops immediately.
10
What kind of friction is (most likely) acting here?
fluid
kinetic
static
rolling
11
If you weigh 700N & you're falling at a constant speed, the force of air resistance is
greater than 700N
700N
zero
more than zero but less than 700N
12
If an object is at rest, that means there are no forces acting on it.
True
False
13
Acceleration is
inversely proportional to mass.
not dependent on mass.
directly proportional to mass.
divided by mass.
14
Net force and acceleration are always in the same direction.
false
true
15
A larger force
doesn't affect acceleration.
produces a smaller acceleration.
produces a smaller mass.
produces a larger acceleration.
16
Inertia is the tendency of an object to
remain at rest or in motion.
stop the motion of other objects.
remain in motion.
maintain its mass.
17
If you weigh 700N & you're falling at a constant speed, the net force on you is
greater than 700N
700N
greater than zero but less than 700N
zero
18
You're standing in a moving bus, facing forward, and suddenly you fall forward. The bus must be
turning left.
slowing down.
speeding up.
turning right.
19
A magician pulls a tablecloth out from a table full of dishes in a demonstration of
magic
Newton's Second Law
Newton's First Law
Newton's Third Law
20
Which of Newton's Laws is demonstrated here?
Newton's First Law
Newton's Third Law
None of Newton's Laws are demonstrated here.
Newton's Second Law
21
As an object's mass increases, which of the following also increases?
weight
neither
inertia
both
