35 questions
Which law states that the acceleration of an object depends on the force exerted on it and its mass?
1st Law
2nd Law
3rd Law
Which law states that for every action there is an equal and opposite reaction?
1st Law
2nd Law
3rd Law
Which law states that an object at rest stays at rest and an object in motion stays in motion unless an unbalanced force acts on it?
1st Law
2nd Law
3rd Law
Henry sees a basketball and decides to put in motion. What kind of force does Henry use to move the ball?
small
balanced
equal
unbalanced
Which activity would BEST demonstrate the Law of Action/Reaction?
A car traveling down the road.
A rocket launching to space.
A soccer ball sitting on the ground.
A lady pushing a grocery cart.
What is the name of Newton's 1st Law of Motion?
Law of Force and Acceleration
Law of Action / Reaction
Law of Inertia
A force that opposes motion between objects that are touching is called...
motion
friction
velocity
acceleration
When there is an INCREASE in MASS of an object you will have a DECREASE in ______________.
friction
acceleration
force
gravity
Mary is riding in a car when the driver suddenly slams on the brakes. Mary is jerked forward out of her seat. This is an example of which law of motion?
2nd Law
1st Law
3rd Law
Billy pushes his little brother on a sled through the snow. He then tries to push his father on the the same sled. He noticed that it was much harder to push his father. Which law is this an example of?
1st Law
2nd Law
3rd Law
Which law is this picture an example of?
Law of Inertia
Law of Force and Acceleration
Law of Action / Reaction
A swimmer pushes back on the water and moves forward.
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
A unbalanced force means that an object is
zero net force
in motion
sitting still
object at rest
A 20 kg bike accelerates at 10 m/s2. what was the force
25
200 N
20 N
10 N
Unit of mass
m/s2
m/s
newtons
kg
An object with a mass of 2.0 kg accelerates 2.0 m/s2 when an unknown force is applied to it. What is the amount of the force?
4 N
0.4 N
1 N
0.1 N
An object accelerates 3.0 m/s2 when a force of 6.0 N is applied to it. What is the mass of the object?
2 kg
18 kg
0.5 kg
0.05 kg
An object accelerates 12 m/s2 when a force of 6.0 N is applied to it. What is the mass of the object?
2 kg
18 kg
0.5 kg
0.05 kg
An object with a mass of 5 kg has a force of 40 N applied to it. What is the resulting acceleration of the object?
2 m/s/s
8 m/s/s
0.5 m/s/s
.12 m/s/s
Which of the following has more inertia?
Bowling ball
Tennis ball
Which of the following has less inertia?
Feather
Hammer
Newton's Third Law says that forces must always occur in _____.
pairs
groups of 20 or more
individual circumstances
friction
What measurement is used to measure force?
Newtons
Kelvin
Kilos
Moles
What is the mass of a motorcycle that accelerates at 4 m/s2 when a net force of 400 N is applied to it?
1600 kg
100 kg
0.01 kg
396 kg
What is the weight on Earth of a labrador retriever that has a mass of 30 kg?
30 N
30 lbs
300 lbs
300 N
A person who has a mass of 60 kg on Earth will have a mass of ________ on the moon.
less than 60 kg
60 kg
more than 60 kg
600 N
A car is driving down the road how many forces are acting on it?
1
2
3
4
A bug is hit by a car. Which one expeirences the greater force?
the bug
the car
same force
impossible to tell
Free fall is the only time one force is acting on an object (ignoring air resistance)
True
False
A ball is hit with a bat. Which statement is true.
Force on the ball is greater than the force on the bat
Force of the bat is greater than the force on the ball
The bat has the larger change in velocity
The ball has the greater mass and smaller change in velocity
The bat has the smaller change in velocity