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WorksheetsEnergy
Total questions: 59
Worksheet time: 4hrs 59mins
Energy is defined as the ability to do
events
friction
explosions
work
Energy is measured in
newtons
joules
hertz
kilograms
When you do work on an object, some of your energy is ________________ to that object.
greater
transferred
less
kilograms
Energy that is related to an object's height is called
elastic potential energy
gravitational potential energy
energy transformation
energy
The ability to do work by applying force is called
work
energy
force
net force
Which number shows kinetic energy at its maximum?
three
two
four
five
Rubber bands, a drawn bow, and slinkies are examples of
gravitational potential energy
chemical potential energy
elastic potential energy
sound energy
Stored energy or energy due to its position is called
mechanical energy
potential energy
kinetic energy
thermal energy
Which of the following statements about a skier skiing down a steep slope is true?
His kinetic energy decreases and his potential energy increases
His potential energy decreases and his kinetic energy increases
His chemical energy increases
Both his potential and kinetic energy increases
Which of the following objects has kinetic energy?
A lamp that is turned off
A bike parked at the top of a hill
a ball thrown across the yard
Fallen leaves laying on the ground below a tree
Which letter shows where is potential energy stored or at its maximum point?
Y
W
X
Z
Potential energy depends on ______ and _______.
height, mass
weight, mass
speed, mass
height, speed
Where is kinetic energy at its minimum?
Z
W
X
Y
Energy in motion is called
kinetic energy
potential energy
nuclear energy
transfer energy
Kinetic energy depends on_________ and _________.
speed and mass
speed and height
height and mass
energy and height
Where is potential energy at its minimum?
W
X
Y
Z
All of the answer choices are examples of kinetic energy Except-
A volleyball player spiking a ball
A race car speeding down the highway
A bowling ball sitting on the rack
A bowling ball rolling down the alley
Which passenger has the most potential energy?
A
B
C
D
The amount of kinetic energy in an object is determined by its
Speed and mass
Height and mass
Speed and velocity
Height and velocity
An objects potential energy will increase with
Speed and mass
Height and mass
Speed and velocity
Height and velocity
If two objects with different masses are traveling at the same speed, which object will have the greatest kinetic energy?
Smallest
Largest
Roundest
Flattest
What is the energy transformation in an electric blender?
What is the energy transformation in a star?
What is the energy transformation in an electric toaster?
What is the energy transformation in a person running?
What is the energy transformation in a person skydiving?
What is the energy transformation in a solar panel?
What is the energy transformation in a person swimming?
How does energy change?
The cart has more kinetic energy at the top than when it is going down the hill.
The cart has potential energy at the top while kinetic energy increases going down.
The cart has potential energy that is lost going down the hill.
The cart has kinetic energy at the top of the hill and no potential energy.
A toy car is traveling up a ramp. What happens to the energy as it goes up the ramp?
Kinetic energy increases while potential decreases.
Potential energy increases while kinetic decreases.
Both potential and kinetic energy increases.
Both potential and kinetic energy decreases.
A lamp that plugs into a wall socket draws energy, which flows through a thin wire in the bulb, causing it to heat up until it glows. What energy transformations are taking place?
Chemical → light → electrical
Mechanical → sound → light
Thermal → solar → electrical
Electrical → thermal → light
An electric pencil sharpener uses electricity to make its motor spin. The pencil sharpener also makes noise and heats up. Which observation of the pencil sharpener demonstrates the law of conservation of energy?
The amount of electrical energy used equals the total amount of mechanical, sound, and thermal energy produced.
The amount of energy used by the electric pencil sharpener is greater than an electric lamp.
The electric pencil sharpener only uses energy when it is being used to sharpen a pencil.
The electric pencil sharpener is easier to use than the older version that was cranked by hand.
In which of the following scenarios would this energy transformation be observed?
chemical → light → heat
Plucking a guitar string
Lighting a match
Turning on a fan
Starting a car
Which of the following is a form of potential energy?
sound energy
chemical energy
mechanical energy
thermal (heat) energy
The law of conservation of energy states ___.
electrical energy can be transformed into other forms
energy can be created and destroyed
energy is never created nor destroyed
what goes up must come down
During energy transformations, energy is never ___.
released as heat
used to increase an object's potential energy
created or destroyed
completely transformed
A baseball is hit into the air with a bat. When does baseball have the greatest gravitational potential energy?
when it hits the ground
when it reaches its highest point
when it leaves the bat
when the mechanical and kinetic energies of the baseball are equal
___ is energy stored by things that stretch or compress.
Gravitational potential
Elastic kinetic energy
Chemical kinetic energy
Elastic potential energy
A battery converts what type of energy to another?
electrical → thermal
chemical → electrical
kinetic → nuclear
light → heat
Energy transformations occur when ___.
a chemical reaction takes place
energy changes from one form to another
energy is created through conduction
two forces slide together that are touching
Which items would have this energy transformation: chemical → mechanical
a candle burning
eating a big breakfast before a race
a ball bouncing
using a hairdryer
Which of the following is not a source of stored chemical energy that can be turned into a form of kinetic energy?
a battery in a toy car
food
the nucleus of an atom
fossil fuels
What energy transformations occur when a wind turbine is spinning?
Mechanical energy to electrical energy
Electrical energy to mechanical energy
Thermal energy to mechanical energy
Chemical energy to mechanical energy
Battery
Gasoline
Driving a car
Riding a bicycle
Sharpening a pencil
Stretched Rubber Band
Turning on a lightbulb
The Sun
The Law of Conservation of Energy states that energy cannot be destroyed or created. Which of the following formula illustrates this law?
E=Mc2
energy in = power in
energy in = energy out
KE = PE
Fuel (gasoline, propane, diesel) is what type of energy
thermal
chemical
mechanical
nuclear
An electric keyboard has two energy transformations? Which of the following are those transformations?
electrical
sound
sound
mechanical
radiant
sound
mechanical
sound
How does heat transfer?
Hot to cold
Cold to hot
What type of heat transfer is occurring between a hot cup of coffee in your hands?
Conduction
Convection
Radiation
Even though they both are at the same temperature, which one has more thermal energy? The tea pot or the tea cup?
