Worksheetsmechanical energy
Total questions: 23
Worksheet time: 12mins
It is the energy of a moving object.
Potential Energy
Chemical Energy
Elastic Energy
Kinetic Energy
Energy cannot be created nor destroyed it just transferred from one form to another. This law is known as ______.
Law of Momemtum
Newton's Law of Motion
Law of Conservation of Energy
Mass and Energy Equavalence
______ is the energy by virtue of its location.
Kinetic Energy
Elastic Energy
Potential Energy
Chemical
If the mass of an object is increased by a factor of 4, kinetic energy is increased by a factor of ________.
4
2
1/2
A horse galloped at 40 km/h, then it began to slow down. What happened
to its kinetic energy as the horse slowed down to 20 km/h?
It decreased by 1/2.
It increased by 1/2.
It decreased by 1/4.
It increased by 1/4.
A ball sitting on the edge of a table has potential energy, because it is not moving.
true
false
Energy stored in objects that are stretched or compressed is _________________.
elastic potential energy
gravitational potential energy
kinetic potential energy
Which has more elastic potential energy: a rubber band that has slack or a stretched rubber band?
a rubber band that has slack
stretched rubber band
The transfer of energy to an object by a force that makes the object move in the direction of the force is _________.
mechanical energy
work
movement
What does the Law of Conservation of Energy say?
Matter of an object is affected by force.
Matter is neither created or destroyed.
For every action, there is an equal and opposite reaction.
A swinging pendulum has either potential and kinetic energy.
true
false
The sum of kinetic and potential energy is called...
sum energy
nonmechanical energy
mechanical energy
space energy
The total amount of energy
varies
can cancel out to zero
goes out into space
remains constant
work is done when
the object you apply a force on moves
any force is applied to an object, regardless if it moves or not
the force is zero
the force and direction of motion are perpendicular
work is done when
the object you apply a force on moves
any force is applied to an object, regardless if it moves or not
the force is zero
the force and direction of motion are perpendicular
A device that changes the force or increases the motion from work is a
computer
engineer
automobile
machine
A moving van burns gasoline in its engine. During this process it converts
chemical energy to mechanical energy
kinetic energy to potential energy
thermal energy into electrical energy
mechanical energy into kinetic energy
A juggler is juggling four bean bags. When does each bean bag have the greatest potential energy with respect to the floor?
just after it is thrown
just before it is caught
when it reaches its highest point
when it is moving at its greatest speed
What is the relationship between potential and kinetic energy?
As potential energy increases, kinetic energy increases.
As potential energy decreases, kinetic energy decreases.
As potential energy increases, kinetic energy decreases.
There is no relationship between potential and kinetic energy.
Which of these situations is an example of potential energy transforming into kinetic energy?
A marble rolling across the floor and coming to a stop.
A dog running around his yard.
A car slowing down as it comes to a stop sign.
A person falling toward the ground while skydiving.
Pedaling a bicycle is an example of which type of enegry?
Mechanical
Chemical
Nuclear
Thermal
Which roller coaster cart has the most kinetic energy?
Cart A
Cart B
Cart C
Cart D
Which roller coaster cart has the most potential energy?
Cart A
Cart B
Cart C
Cart D
