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edit- Energy and Energy Transformations

Total questions: 35

Worksheet time: 21mins

Name
Class
Date
1.
Electrical Energy is transferred to _____ Energy.
a)
Solar
b)
Mechanical
c)
Chemical
d)
Electrical
2.
Solar Energy is transferred to _____ Energy.
a)
Mechanical
b)
Solar
c)
Sound
d)
Electrical
3.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
4.
Electrical Energy is transferred to _____ Energy.
a)
Mechanical
b)
Solar
c)
Electrical
d)
Thermal
5.
Kinetic Energy is transferred to _____ Energy.
a)
Solar
b)
Electrical
c)
Thermal
d)
Potential
6.
Mechanical Energy is transferred to _____ Energy.
a)
Solar
b)
Mechanical
c)
Electrical
d)
Potential
7.
Chemical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Mechanical
d)
Chemical
8.
The Electrical Energy of the stove is transferred to _____ Energy.
a)
Solar
b)
Thermal
c)
Potential
d)
Electrical
9.

What energy conversions take place when you vigorously rub your hands together?

a)

friction => heat

b)

chemical => thermal

c)

mechanical => thermal

d)

kinetic => chemical

10.

Which of the following is the correct chain of energy that takes place when a flashlight is turned on?

a)

chemical => electrical => light

b)

mechanical => electrical => light

c)

nuclear => chemical => light

d)

thermal => chemical => mechanical

11.

What type of energy is food energy stored in your muscles?

a)

mechanical

b)

nuclear

c)

thermal

d)

chemical

12.

Muscles operate to push the pedals on a bicycle causing the wheels to turn. What type of energy being represented?

a)

mechanical

b)

physical

c)

thermal

d)

chemical

13.

Which type of potential energy is stored in a gasoline?

a)

nuclear

b)

mechanical

c)

chemical

d)

thermal

14.

Any form of energy can be converted to any other form of energy.

a)

True

b)

False

15.
When water falls through a dam and turns a turbine connected to a generator, electricity is produced. This electricity is often used to light our homes and offices. Which of the following shows the energy transformations that occurs?
a)
electrical → light → mechanical
b)
chemical → mechanical → electrical
c)
mechanical → chemical → light
d)
mechanical → electrical → light
16.
Which of the following shows the correct order of the energy transformations that occur when green plants produce their food from the Sun’s energy?
a)
chemical → thermal
b)
light → chemical
c)
thermal → light
d)
chemical → electrical
17.
The picture shows a microwave oven. As a microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT —
a)
Solar
b)
Light
c)
Thermal
d)
Mechanical
18.
The Theory of the Conservation of Energy states -
a)
Energy can be created, just not destroyed. It changes its form from one type to another.
b)
Energy can never be created nor destroyed. It can only change its form from one type to another.
c)
The total energy in our Universe changes, as different forms of energies can be transformed from each other under certain circumstances.
d)
Energy transformations do not passively occur in our lives, rather we actively make use of energies and transform energies.
19.
Energy transformations occur when...
a)
energy is created through conduction
b)
energy changes from one form to another
c)
two forces slide together that are touching
d)
a chemical reaction takes place
20.
A material that transfers heat very well is called a _________.
a)
insulator
b)
conductor
c)
radiator
d)
transistor
21.
A material that does not allow heat to transfer well is called a(n) _______.
a)
conductor
b)
blocker
c)
insulator
d)
blanket
22.
The spoon in this picture is an example of ______________.
a)
Convection current
b)
Conduction
c)
Currency
d)
Convection
23.
The water in this picture demonstrates an example of _________.
a)
Convection
b)
Conduction
c)
Radiation
d)
Insulation
24.
In energy transformations, "wasted energy" usually takes what form?
a)
heat
b)
chemical energy
c)
light
d)
sound waves
25.
The heat from a lamp allows a lizard to remain warm. This is an example of which type of heat transfer?
a)
radiation
b)
conduction
c)
convection
d)
insulation
26.
Jordan places a hot spoon into a container of ice cream. How does this help him scoop  out the ice cream? 
a)
The coolness from the ice cream is conducted to the spoon making it easier to scoop out.
b)
The coolness from the ice cream is radiated to the spoon making it easier to scoop out.
c)
The warmth of the spoon is conducted to the ice cream  making it easier to scoop out.
d)
The warmth of the spoon is radiated  to the ice cream making it easier to scoop out.
27.
John put a heat pack on his cold feet. What will most likely be the result?
a)
The cold from John’s feet will  be radiated into  the heat pack.
b)
The warmth of the heat pack will be radiated  onto John’s feet.
c)
The cold from John’s feet will be conducted  into the heat pack.
d)
The warmth of the heat pack will be conducted  onto John’s feet.
28.
Which best describes the process of convection?
a)
Convection is the primary way  heat travels  through rays.
b)
Convection is the primary way heat travels  through metals.
c)
Convection is the primary way heat travels  through appliances.
d)
Convection is the primary way heat travels  through liquids and gasses.
29.
How is heat transferred when boiling a pot of water on the stove?
a)
conduction
b)
convection
c)
combustion
d)
radiation
30.
Which is an example of heat being transferred by conduction?
a)
a furnace heating the air in a school
b)
an ice cube melting in a person’s hand
c)
a pot of water on a stove boiling
d)
the sun heating water in a swimming pool
31.
Which best explains how bacon is fried on a stove burner?
a)
The bacon creates a convection current, the  heat rises to the pan, and then rises to the stove burner.
b)
The bacon transfers heat directly to the pan, and the pan transfers heat directly to  the stove burner.
c)
The stove burner radiates heat to the pan,  and the pan radiates heat to the bacon.
d)
The stove burner transfers heat directly  to the pan, and the pan directly  transfers heat to the bacon.
32.
Which type of energy increases when you compress a spring?
a)
elastic potential energy
b)
kinetic energy
c)
radiant energy
d)
sound energy
33.

At which point does the ball has the greatest gravitational potential energy (GPE)?

a)

A

b)

G

c)

D

d)

C

e)

G

34.

Which would have the LEAST gravitational potential energy (GPE)?

a)

A ball sitting on the ground

b)

Moon viewed from the Earth

c)

An airplane flying 30,000 feet above the ground

d)

A rock sitting on top of Mt. Everest

35.

How could you increase the gravitational potential energy of an object without changing its mass and gravity?

a)

Make the object larger

b)

Lower the object towards the ground

c)

Raise the object farther off the ground

d)

Allow the object to roll on the ground

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