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WorksheetsENERGY ENERGY ENERGY
Total questions: 35
Worksheet time: 20mins
Name
Class
Date
1.
GRAVITATIONAL POTENTIAL ENERGY DEPENDS ON
a)
MASS AND VELOCITY
b)
MASS AND WEIGHT
c)
WEIGHT AND HEIGHT
d)
HEIGHT AND DISTANCE
2.
WHICH OF THE FOLLOWING IS NOT AN EXAMPLE OF POTENTIAL ENERGY?
a)
A BALL TRAVELING AT 10 M/S
b)
A COMPRESSED SPRING
c)
WATER BEING STORED AT A WATER DAM
d)
A STRETCHED RUBBER BAND
3.
YOUR BODY OBTAINS ENERGY FROM THE FOOD YOU EAT. WHAT IS THE FORM OF ENERGY IN FOOD?
a)
KINETIC
b)
ELASTIC
c)
GRAVITATIONAL
d)
CHEMICAL
4.
WHEN AN ARCHER BENDS A BOW, WHAT TYPE OF ENERGY INCREASES IN THE BOW?
a)
GRAVITATIONAL
b)
ELASTIC
c)
KINETIC
d)
THERMAL
5.
WHICH ENERGY TRANSFORMATION OCCURS WHEN A TELEVISION SPEAKER PRODUCES MUSIC?
a)
ELECTRICAL TO SOUND
b)
ELASTIC TO SOUND
c)
THERMAL TO SOUND
d)
SOUND TO ELECTRICAL
6.
WHAT ANOTHER NAME FOR THERMAL ENERGY?
a)
HEAT ENERGY
b)
ITS SIZE
c)
ITS POTENTIAL ENERGY
d)
ITS MECHANICAL ENERGY
7.
WHICH OF THESE DESCRIBES THE LAW OF CONSERVATION OF ENERGY?
a)
NO MACHINE IS 100% EFFICIENT
b)
ENERGY IS NEITHER CREATED OR DESTROYED
c)
THE ENERGY RESOURCES OF EARTH ARE LIMITED
d)
THE ENERGY OF A SYSTEM IS ALWAYS DECREASING
8.
AS A ROLLER COASTER MOVES DOWN A HILL, POTENTIAL ENERGY IS CONVERTED INTO KINETIC ENERGY, THERMAL ENERGY, AND SOUND ENERGY. WHAT IS TRUE ABOUT THE TOTAL ENERGY OF THIS SYSTEM?
a)
ENERGY IS GAINED (CREATED) AS THE ROLLER COASTER MOVES
b)
ENERGY IS LOST (DESTROYED) AS THE ROLLER COASTER MOVES
c)
THE TOTAL ENERGY REMAINS THE SAME AS THE ROLLER COASTER MOVES
d)
THE TOTAL ENERGY CONSTANTLY CHANGES AS THE ROLLER COASTER MOVES
9.
WHICH OF THE FOLLOWING IS AN ENERGY CONVERSION FROM LIGHT ENERGY TO CHEMICAL ENERGY?
a)
TURNING ON A STOVE TO HEAT DINNER
b)
TURNING ON A LAMP
c)
GROWING AN APPLE TREE
d)
MAKING TOAST IN A TOASTER
10.
SAM STUDIED KINETIC AND POTENTIAL ENERGY BY OBSERVING APPLES HANGING ON A TREE DURING A FIELD INVESTIGATION. WHAT TYPE OF ENERGY DO THE APPLES HAVE?
a)
KINETIC
b)
MECHANICAL
c)
GRAVITATIONAL
d)
ELASTIC
11.
Hot coffee is stirred with a spoon; the spoon gets hot due to
a)
conduction
b)
convection
c)
radiation
12.
What is the transfer of heat by direct contact?
a)
Convection
b)
Electromagnetic waves
c)
Radiation
d)
Conduction
13.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
14.
Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
15.
You get sunburned due to __________ from the sun.
a)
conduction
b)
convection
c)
radiation
16.
Sun Bathing
a)
Conduction
b)
Convection
c)
Radiation
17.
Which of the following is the best example of increasing an object's potential energy?
a)
dropping a pencil
b)
rolling a bowling ball
c)
stretching a rubber band
d)
turning on a light bulb
18.
An energy _______________ is the change of energy from one form to another. An energy ______________is the movement of energy from one object to another.
a)
surge, source
b)
transfer, transformation
c)
transformation, transfer
d)
source, surge
19.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
all of the above
20.
What would have the greatest kinetic energy?
a)
A car driving down a hill.
b)
A person running down a hill.
c)
A ball rolling down a hill.
21.
What is kinetic energy?
a)
energy of work
b)
energy of motion
c)
energy of gravity
d)
energy of power
22.
Where would this tossed baseball have the least amount of kinetic energy?
a)
point W
b)
point X
c)
point y
d)
point z
23.
Where would this tossed baseball have the greatest amount of kinetic energy?
a)
point W
b)
point X
c)
point y
d)
point z
24.
Check the 3 types of heat transfer.
a)
Conduction
b)
Condutor
c)
Radiation
d)
Temperature
e)
Convection
25.
Candle wax contains stored chemical energy. As a candle burns, the wax changes form. What
happens to the chemical energy in the candle wax?
happens to the chemical energy in the candle wax?
a)
It is destroyed.
b)
It becomes a gas.
c)
It transforms into heat energy.
d)
It is reflected as light.
26.
AT WHICH POINT ON THE RAMP WILL THE TOY CAR HAVE THE GREATEST KINETIC ENERGY?
a)
1
b)
2
c)
3
d)
4
27.
A SOLAR PANEL ABSORBS ENERGY FROM THE SUN AND TRANSFORM SOME OF THE ENERGY INTO ELECTRICAL ENERGY. WHICH BEST EXPLAINS WHAT HAPPENS TO THE REMAINING ENERGY?
a)
THE REMAINING ENERGY INCREASES.
b)
THE REMAINING ENERGY IS DESTROYED.
c)
THE REMAINING ENERGY IS ABSORBED INTO THE AIR.
d)
THE REMAINING ENERGY CHANGES INTO OTHER FORMS.
28.
WHICH OF THE FOLLOWING IS A FORM OF POTENTIAL ENERGY?
a)
THERMAL
b)
SOLAR
c)
ELASTIC
d)
SOUND
29.
Which diagram best shows how energy was transformed when she turned the lamp on?
a)
Electricity → Heat and Light
b)
Light → Heat and Electricity
c)
Light → Magnetic and Electricity
d)
Electricity → Light and Mechanical
30.
THE ENERGY OF A BOW CHANGES WHEN THE STRING IS PULLED BACK.
WHICH CHANGE WILL OCCUR IN THE BOW AFTER THE STRING IS RELEASED?
WHICH CHANGE WILL OCCUR IN THE BOW AFTER THE STRING IS RELEASED?
a)
NUCLEAR POTENTIAL ENERGY IS RELEASED
b)
ELASTIC POTENTIAL ENERGY WILL DECREASE
c)
CHEMICAL POTENTIAL ENERGY WILL INCREASE
d)
GRAVITATIONAL POTENTIAL ENERGY WILL INCREASE
31.
Sandra washed her hair. She dried it with warm air from a blow dryer before going to school.
Which statement best explains why the blow dryer was able to dry Sandra's hair so quickly?
a)
The blow dryer used electricity
b)
The blow dryer transferred heat
c)
The blow dryer created sound waves
d)
The blow dryer used mechanical energy
32.
How does heat energy from the sun reach Earth?
a)
conduction
b)
convection
c)
insulation
d)
radiation
33.
Which is the best example of conduction?
a)
boiling a pot of water
b)
feeling heat from a fireplace
c)
a hot air balloon rising and falling
d)
touching a hot handle and getting
34.
WHICH TYPE OF ENERGY IS CONVERTED WHEN FIREWORKS RELEASE HEAT, LIGHT, AND SOUND?
a)
KINETIC ENERGY
b)
ELASTIC POTENTIAL ENERGY
c)
CHEMICAL POTENTIAL ENERGY
d)
ELECTROMAGNETIC ENERGY
35.
A BATTERY-OPERATED TOOTHBRUSH IS SHOWN IN THE PICTURE.
WHILE NOT IN USE, WHICH ENERGY TRANSFORMATION IS BEST REPRESENTED BELOW?
WHILE NOT IN USE, WHICH ENERGY TRANSFORMATION IS BEST REPRESENTED BELOW?
a)
CHEMICAL TO ELECTRICAL
b)
ELECTRICAL TO CHEMICAL
c)
NUCLEAR TO SOLAR ENERGY
d)
CHEMICAL TO MECHANICAL
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