WorksheetsNewton's Laws
Total questions: 23
Worksheet time: 18mins
Name
Class
Date
1.
A push or a pull is a...
a)
Friction
b)
Inertia
c)
Force
d)
Gravity
2.
What Unit do we Measure Force in?
a)
Newtons
b)
Joules
c)
Mass
d)
Kilograms
3.
When unbalanced forces act on an object, the object will move in the direction that the _______ force is being applied.
a)
larger
b)
smaller
c)
equal
d)
balanced
4.
You push on a tree with 20 N of force. The tree pushes back on you with what amount of force?
a)
20 N
b)
40 N
c)
10 N
d)
70 N
5.
Which of these has the most Inertia?
a)
Truck
b)
Ant
c)
Cat
d)
Skateboard
6.
What amount of force must be applied to a 20 kg bicycle to cause it to accelerate at a rate of 10 m/s2?
a)
2 N
b)
200 N
c)
0.5 N
d)
10 N
7.
When a car slams on the brakes, a person will be pushed forward into their seat belt because of...
a)
inertia
b)
balanced forces
c)
action and reaction forces
d)
gravity
8.
What can an unbalanced force do to the motion of an object?
a)
cause an object to change direction
b)
cause an object to begin moving
c)
cause an object to stop moving
d)
all of these
9.
Which type of force will change an object's motion?
a)
gravity
b)
net force
c)
balanced forces
d)
unbalanced forces
10.
If the same force was applied to both shopping carts, which cart will have more acceleration?
a)
The empty shopping cart
b)
The full shopping cart
c)
They will be the same
11.
A hammer striking a nail drives it into a surface. What effect does the nail have on the hammer?
a)
It has no effect.
b)
It pushes back against the hammer.
c)
It speeds up the hammer.
d)
It has no effect on the hammer but it moves the nail.
12.
This diagram shows a segment of a roller coaster. As the roller coaster car moves from Point A to Point B, its speed increases.
Which statement explains why the speed increases?
Which statement explains why the speed increases?
a)
The force of friction decreases on the downhill track.
b)
The inertia of the roller coaster car decreases.
c)
Balanced forces act on the roller coaster car.
d)
Unbalanced forces act on the roller coaster car.
13.
Four bike riders were involved in a study of how quickly they could accelerate from a stop. The mass and acceleration of each rider are given in the table below.
Which rider applied the least amount of force to accelerate her bike?
Which rider applied the least amount of force to accelerate her bike?
a)
Rider 1
b)
Rider 2
c)
Rider 3
d)
Rider 4
14.
What is the net force acting on the box?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
15.
When a basketball is dropped to the floor, it bounces back up to the player's hand. How can Newton's Law of action-reaction explain this?
a)
The floor pushes up on the ball with a greater amount of force than the force of the ball pushing down on the floor.
b)
Objects in motion remain in motion.
c)
When the ball pushes down on the floor, the floor pushes up on the ball with an equal amount of force.
d)
Stationary objects exert a greater force than objects in motion.
16.
If you push a ping pong ball & a basketball with the same amount of force, which one will have a greater acceleration?
a)
The ping pong ball because it has less mass.
b)
The basketball because it has more mass.
c)
They will accelerate the same since they are pushed with the same force.
17.
When Amelia is swimming, which way does she have to push with her hands to move forward?
a)
upward
b)
downward
c)
forward
d)
backward
18.
What kind of objects have inertia?
a)
all objects with mass
b)
only objects at rest
c)
only objects in motion
d)
only objects whose motion is being changed
19.
When all the forces on an object are equal and opposite, & the net force is zero, the forces are...
a)
balanced forces
b)
unbalanced forces
c)
net forces
d)
reaction forces
20.
Calculate the net force acting on the box.
a)
60N, Left
b)
40N, Right
c)
0N
d)
60N, Right
21.
The tendency of an object to resist changes in its motion is called...
a)
inertia
b)
force
c)
acceleration
d)
velocity
22.
An archer pulls the bowstring back, then releases the string and the arrow flies forward. Pulling the string back is the...
a)
action force
b)
reaction force
c)
net force
d)
balanced force
23.
How can Newton's Laws explain why the blocks fly out of this truck?
a)
The blocks were in motion so they remain in motion.
b)
The blocks were at rest so they remain at rest.
c)
Every action has an equal and opposite reaction.
d)
The blocks have less mass so they have more force.
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