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WorksheetsPhysics
Total questions: 34
Worksheet time: 18mins
What factor could you change in order to change the amount of INERTIA an object has?
acceleration
force
mass
volume
Which object has the MOST INERTIA?
baseball
ping pong ball
soccer ball
bowling ball
Which object has the LEAST INERTIA?
a bike
small car
truck
18 wheeler
INERTIA is...
when an object starts moving
when an object stops moving
when an object changes directions
an object's resistance to change in it's motion
Inertia is explained by which of Newton's 3 laws of motions?
1st law
2nd law
3rd law
None
According to Newton's 1st law of motion, if an object is at rest then it will stay at rest unless acted on by...
a balanced force
an unbalanced force
According to Newton's 1st law of motion, an object in motion will stay in CONSTANT motion unless acted on by...
a balanced force
an unbalanced force
Balanced forces cause...
acceleration
deceleration
change in direction
NO change in motion
Unbalanced forces cause...
positive acceleration
deceleration
NO change in motion
change in direction
According to Newton's 3rd law, If a child is sitting in a chair than the child is pushing down onto the chair and the chair is...
pushing down onto the ground with the same force
pushing up onto the child with the same force
pushing down onto the ground with less force
pushing up onto the child with less force
When calculating for net force, you need to do what to the forces that are working together? (arrows going the SAME direction)
subtract the forces
divide the forces
add the forces
multiple the forces
When calculating for net force, you need to do what to the forces that are working against each other? (arrows going the OPPOSITE direction)
subtract the forces
add the forces
divide the forces
multiple the forces
A train starts at the top of hill at 0 m/s then travels to the bottom of the hill reaching 80 m/s in 8 seconds. What was the acceleration? a = vf – vi / t
-10 m/s/s
10 m/s/s
5 m/s/s
-5 m/s/s
Kinetic energy is considered...
moving (motion) energy
stored energy
Potential energy is considered...
moving energy
stored energy
If you raise an object higher off the ground then you are increasing the object's...
kinetic energy
mass
potential energy
If an object has a mass of 5 kg on Earth then what would the object's mass be on the Moon?
0 kg
2.5 kg
5 kg
10 kg
Weight does not change due to gravity.
True
False
The difference between speed and velocity is...
speed includes direction
velocity includes direction
there is no difference
Is it possible for an object going at a constant rate of 150 mph around a race track to be accelerating?
No, moving at a constant rate
Yes, the object is going 150 mph
No, the object is traveling in a circle
Yes, the object is changing direction
A 36 kg student is pushed by a force that results in the student accelerating at 6 m/s/s. Calculate the net force needed to cause this acceleration. (F=ma)
6 N
0.167 N
216 N
Which of the following are considered vectors
force
displacement
speed
velocity
acceleration
F = ma is which of Newton's laws of motion?
1st law
2nd law
3rd law
if force is kept the same and mass is increased then acceleration will...
be the same
increase
decrease
if force is increased and mass is kept the same then acceleration will...
be the same
increase
decrease
Action/Reaction (for every action there is an EQUAL but OPPOSITE reaction) is which of Newton's laws of motion?
1st
2nd
3rd
Why does a 15 kg object have more inertia than a 2 kg object?
more weight
more volume
more mass
What is the force of a cart that has a mass of 60 Kg rolling at the rate of 4.5 m/s2? (F=ma)
270 N
13.33 N
0.075 N
If a book is sitting on a shelf, are the forces balanced or unblanaced?
balanced
unbalanced
If a car is accelerating to get on the highway, are the forces balanced or unbalanced?
blanaced
unbalanced
If a boat is cruising at a constant rate, than the forces are considered?
balanced
unbalanced
Calculate the acceleration of a car changing speed from 10 m/s to 46 m/s in 2 seconds
18 m/s/s
-18 m/s/s
28 m/s/s
-28 m/s/s
What is the total Energy that a 10Kg ball has at 35 meters above the ground.
PE = mgh
3,430 Joules
350 Joules
343 Joules
98 Joules
What is the total energy of a 15 kg object traveling at a rate of 30 m/s?
450 Joules
13,500 Joules
6,750 Joules
225 Joules
