WorksheetsForces Review STEM
Total questions: 25
Worksheet time: 45mins
Name
Class
Date
1.
In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N.What is the resultant force?
a)
-50N to the left.
b)
350N to the left.
c)
350N to the right.
d)
50N to the right.
2.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
3.
The force that causes a ball to fall to the ground is ____________________________
a)
gravity
b)
lubricant
c)
friction
d)
motion
4.
An astronaut weighs ____ in space.
a)
less
b)
more
c)
the same
d)
100 Newtons
5.
Your mass increases on a large planet with more gravity.
a)
True
b)
False
6.
Objects with greater _________ also have greater inertia.
a)
speed
b)
mass
c)
temperature
d)
friction
7.
After a cannonball is fired into frictionless space, the amount of force needed to keep it going equals
a)
twice the force with which it was fired
b)
the same amount of force with which it was fired
c)
1/2 the force with which it was fired
d)
zero, since no force is required to keep it moving.
8.
One object has twice as much mass as another object. The first object also has twice as much...
a)
velocity
b)
gracitational acceleration
c)
inertia
d)
all of these
9.
Which has more mass, a kilogram of feathers or a kilogram of iron?
a)
feathers
b)
iron
c)
neither
10.
The mass of a lamb that weighs 220N is about
a)
10kg
b)
22kg
c)
220kg
d)
2200kg
11.
How much does a 6.0kg bag of bolts weigh?
a)
6.0N
b)
12.0N
c)
58.8N
d)
600N
12.
The amount of matter that makes up an object is its weight.
a)
True
b)
False
13.
What is the net force?
a)
30 N left
b)
25 N right
c)
5 N left
d)
55 N right
14.
How will this object move?
a)
It won't move.
b)
It will move to the right.
c)
It will move to the left.
15.
This is a rocket.The rocket pushes the fuel down.What is the other force in this interaction pair?
a)
The fuel pulls the rocket up.
b)
The fuel pushes the rocket up.
c)
The rocket pulls the earth up.
d)
The earth pulls the rocket down.
16.
Which force is so low that it causes the man to slip and fall?
a)
Gravity
b)
Friction
c)
Air Resistance
d)
Motion
17.
What is the unit of force?
a)
Kilogram
b)
Meter
c)
Pascal
d)
Newton
18.
When a heavy football player and a light one run into each other, who exerts more force?
a)
The heavy one
b)
The light one
c)
They are equal
d)
there is no such thing as force
19.
Suppose two carts, one twice as massive as the other, fly apart when the compressed spring that joins them is released. How fast does the heavier cart roll compared with the lighter cart?
a)
twice as fast
b)
the same
c)
half as fast
20.
When Ronda Rousey got kicked in the face, What is the interaction pair?
a)
The foot and the face
b)
Ronda Rousey and media criticism
c)
The foot and the air flow
d)
Ronda Rousey and the floor
21.
A book rests on a table. The force of gravity pulls down on the book with a force of 20 newtons. What prevents the books from accelerating downward at 9.8 m/sec2
a)
The table presses back up on the book with an equal and opposite force of 20 newtons.
b)
The table presses back up on the book with a force greater than 20 newtons.
c)
The table and the book together are accelerating downwards at 9.8 m/sec2
d)
The inertia of the book holds it up
22.
What is terminal velocity?
a)
the velocity of a falling object when it hits the ground
b)
the velocity of a falling object when the air resistance equals the force of gravity on that object
c)
the velocity of an object when it is going as fast as possible in any direction
d)
the velocity of an object right before it stops moving
23.
What is the acceleration of a ball that is dropped off the side of a cliff after 1,2,3,4,5 seconds?
a)
5,10,15, 20, 25 m/s2
b)
10, 20, 30, 40, 50 m/s2
c)
5, 20, 45, 80, 125 m/s2
d)
10,10,10,10,10 m/s2
24.
In a normal environment, why does a bowling ball and feather hit the ground at different times when dropped from the same height?
a)
They don't; they hit the ground at the same time.
b)
One is more dense than the other.
c)
One is heavier than the other.
d)
Air resistance
25.
What happens to the total distance that a ball travels as it falls off the side of a cliff?
a)
The distance remains constant
b)
The distance increases at a uniform rate
c)
The distance increases at a nonuniform rate
d)
The distance decreases at a uniform rate
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