WorksheetsForces Test
Total questions: 37
Worksheet time: 56mins
What is the measure of force?
Newtons
Light years
Inches
Gallons
What is the NET FORCE of this diagram?
17 N, right
17 N, left
23 N, right
12 N, up
The down-arrow in this diagram is most-likely:
gravity
normal
a push or pull
friction
If this object were moving right, the left-arrow in this diagram is most-likely:
gravity
normal
a push or pull
friction
A 31-kg mass is accelerated by a net force of 81 N. What is the acceleration of the mass?
2.6 m/s2
10 m/s2
0.39 m/s2
0.25 m/s2
4 m/s2
If an object has a large mass, it needs a stronger force to make it accelerate. Which law of motion does this describe?
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
Pushing a child on a swing is easier than pushing an adult on the same swing would be an example of which law of motion?
1st Law
2nd Law
3rd Law
Identify the law of motion which states that forces always act in equal and opposite pairs.
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
What will cause an object at rest to no longer be at rest?
if the object's mass is greater than the gravitational pull on it
if the mass of a nearby object is greater
if it is placed on a flat surface
if an outside force acts on it
A resistance to a change in motion.
Force
Friction
Inertia
acceleration
A rocket takes off, the gasses go in one direction and the rocket in the opposite direction. Which law does this demonstrate?
1st Law
2nd Law
3rd Law
4th Law
You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?
60 N right
10 N left
60 N left
50 N left
A tennis ball and a solid steel the same size are dropped at the same time. Which ball has the greater force acting on it?
the tennis ball
the steel ball
they both have the same force acting on them
First law of motion states that
An object will maintain is a constant velocity unless acted on by an unbalanced force
An object will maintain is a constant acceleration unless acted on by an unbalanced force
An object will maintain is a constant velocity unless acted on by an balanced force
An object will maintain is a constant inertia unless acted on by an balanced force
The force objects experience as they rub against each other is called
Friction
Air resistance
water resistance
Gravity
1st
Law of Motion
2nd
Law of Motion
3rd
Law of Motion
1st
Law of Motion
2nd
Law of Motion
3rd
Law of Motion
What is the equation for the momentum of an object?
Q=mCΔT
p=mv
F=ma
W=Fd
A horse pulls with a force of 1500 N on a cart with a mass of 500 kg. What is the cart's acceleration?
3 m/s2
1000 m/s2
2000 m/s2
.333 m/s2
Which has more momentum, a student sitting in their chair, or a student running down the hall?
The sitting student
The running student
They have the same momentum
We need to know the student's masses
A school bus and a bicyclist are moving down a road at the same speed. Which one has more momentum?
The Bus
The bicyclist
Neither
They are the same
If a force of 12 N is applied to an object with a mass of 2kg, the object will accelerate at...
0.17 s2m
6 s2m
24 s2m
12 s2m
A 20 kg bike accelerates at 10 m/s2. What was the force?
30 Newtons
2 Newtons
200 Newtons
10 Newtons
How can a tennis ball and a bowling ball have the same momentum?
have the same speed
have different speeds
one is moving backwards
they can't
A 250 kg truck travels with a momentum of 560 kg x m/s. What is its velocity?
140000 m/s
0.45 m/s
2.24 m/s
A 4 kg object has a momentum of 12 kg•m/s. The object's speed is ___ m/s
3
4
12
48
Air resistance on a flying airplane is an example of what type of friction?
Static Friction
Dry Friction
Fluid Friction
Rolling Friction
None of the above
A bowling ball on a bowling lane is an example of what type of friction?
Dry Friction
Static Friction
Fluid Friction
Rolling Friction
None of the above
The pull of gravity on earth is
9.18 m/s2
8.19 m/s2
9.81 m/s2
8.91 m/s2
