WorksheetsNewton's Laws, Force, Friction Review
Total questions: 30
Worksheet time: 46mins
Name
Class
Date
1.
What is the unit called that measures force?
a)
Isaac
b)
Yee
c)
Newton
d)
kilogram
2.
The term inertia means an object's resistance to motion; which of Newton's laws involves inertia?
a)
first
b)
second
c)
third
d)
fourth
3.
Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?
a)
first
b)
second
c)
third
d)
fourth
4.
A(n) __________ is a push or pull.
a)
newton
b)
acceleration
c)
force
d)
momentum
5.
Pushing a child on a swing is easier than pushing an adult on the same swing.
a)
1st Law
b)
2nd Law
6.
If you exert a net force of 8 N on a 2-kg object, what will its acceleration be?
a)
2 m/s2
b)
4 m/s2
c)
16 m/s2
d)
10 m/s2
7.
What is the force applied to all objects on Earth?
a)
Earthquakes
b)
Gravity
8.
____ is the rubbing force that acts against motion between two touching surfaces.
a)
Acceleration
b)
Normal force
c)
Momentum
d)
Friction
9.
A ____ force is the total force felt by an object.
a)
sum
b)
net
c)
strong
d)
balanced
10.
When the net force is zero, the forces on an object are balanced. True or false.
a)
true
b)
false
11.
Any time the forces are unbalanced, an object will remain at rest. True or false?
a)
true
b)
false
12.
The upward force on an object falling through the air is _________.
a)
air force
b)
weight
c)
air resistance
d)
upheaval
13.
According to Newton's First Law, an object's velocity will not change unless _____ acts upon it.
a)
a balanced force
b)
an unbalanced force
c)
zero force
14.
If you travel to Mars, where gravity is 38% of Earth's gravity, what will happen to your mass and weight?
a)
Your mass and weight will both be greater than on Earth.
b)
Your mass and weight will both be less than on Earth.
c)
Your mass will be the same, but your weight will be less than on Earth.
d)
Your mass will be less than on Earth, but your weight will be the same.
15.
The scientist who is most famous for developing the Laws of Motion is _____.
a)
Albert Einstein
b)
Stephen Hawking
c)
Sir Isaac Newton
d)
Galileo Galilei
16.
A ball thrown at the ground bounces back up.
a)
Law of Inertia (1st Law)
b)
Law of Mass and Acceleration (2nd law)
c)
Law of Action Reaction (3rd Law)
17.
A soccer ball accelerates more than a bowling ball when thrown with the same force.
a)
1st Law
b)
2nd Law
c)
3rd Law
18.
F=MA
An object of mass 10 kg is accelerated upward at 2 m/s2. What force is required?
An object of mass 10 kg is accelerated upward at 2 m/s2. What force is required?
a)
20 N
b)
2 N
c)
5 N
d)
0 N
19.
Once the engine stops, a rocket coasts through space.
a)
Law of Inertia
b)
Law of Mass and Acceleration
c)
Law of Action Reaction
20.
If a baseball and a cannonball are dropped from the same height at the same time, which ball will hit the ground first?
a)
the cannonball
b)
the baseball
c)
The balls land at the same time.
d)
the ball with the larger volume
21.
Wheels on a skateboard most likely experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
22.
Sally experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
23.
The baseball player experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
24.
Swimming fish experience-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
25.
Objects balanced on Timmy's head experiences-
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
26.
The units for momentum are
a)
kg
b)
m/s
c)
kg-m/s
d)
kg/m/s
27.
The formula for momentum is
a)
mass divided by velocity
b)
mass multiplied by velocity
c)
velocity divided by mass
d)
Force times acceleration
28.
The law of conservation of momentum states that,
a)
p before is less than p after
b)
p before is the same as p after
c)
p before is more than p after
29.
In any collision (crash) the ______ is ALWAYS constant
a)
Total Momentum
b)
total speed
c)
total Velocity
d)
Energy
30.
True or False: Weight is a Force
a)
True
b)
False
100 %
