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Energy Transformations 2

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

Light, x-rays and microwaves are all examples of ____________ energy.

a)

thermal

b)

chemical

c)

gravitational

d)

radiant

2.

______________ energy is the movement or flow of electrons.

a)

elastic

b)

thermal

c)

radiant

d)

electrical

3.

__________ energy It is the energy associated with the motion and position of an object.

a)

electric

b)

gravitational

c)

mechanical

d)

sound

4.

______________ energy is energy from mechanical waves vibrating through matter.

a)

gravitational

b)

mechanical

c)

sound

d)

elastic

5.

___________ energy is energy from the movement of atoms and molecules.

a)

thermal

b)

mechanical

c)

nuclear

d)

chemical

6.

___________ energy is energy stored in the chemical bonds of molecules.

a)

electric

b)

nuclear

c)

chemical

d)

thermal

7.

_____________ energy is the energy an object has due to its position and its mass in a gravitational field.

a)

mechanical

b)

gravitational

c)

nuclear

d)

elastic

8.

_______________ is the potential energy that an object has when it is stretched out or deformed.

a)

mechanical

b)

elastic

c)

radiant

d)

electric

9.

________________ energy is energy from the inside of atoms.

a)

electric

b)

thermal

c)

nuclear

d)

chemical

10.
What energy transformations take place when a battery-operated radio is in use?
a)
Electrical to chemical to light
b)
Sound to chemical to mechanical
c)
Chemical to electrical to sound
d)
Light to electrical to thermal
11.
Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?
a)
Chemical to light
b)
Electrical to chemical
c)
Electrical to light
d)
Chemical to electrical
12.
People get energy from the food that they eat and transform that energy as they move. Which energy transformations occur as a student rapidly rubs the palms of his hands together?
a)
mechanical to thermal to electrical
b)
chemical to mechanical to thermal
c)
mechanical to chemical to sound
d)
chemical to sound to electrical
13.

Which of the following best describes the energy transformations that occur when a flashlight that runs on batteries is turned on?

a)

chemical to mechanical to electrical to radiant

b)

radiant to electrical to sound

c)

chemical to radiant to mechanical to electrical

d)

electric to radiant to chemical

14.
A student listens to music with a digital music player, similar to the one shown below. Which best describes the energy transformations that take place in the music player?
a)
Mechanical to chemical to electrical
b)
Chemical to sound to electrical
c)
Chemical to electrical to sound
d)
Electrical to heat to sound
15.
An example of electrical energy to heat energy.
a)
using a match to warm liquid
b)
using a hotplate to boil water
c)
growing plants in the window
d)
mixing chemicals to produce heat
16.
A toy robot can walk and talk and runs on batteries. What type of energy is stored in the batteries?
a)
Chemical
b)
Kinetic
c)
Nuclear
d)
Thermal
17.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
18.
Solar Energy is transferred to _____ Energy.
a)
Mechanical
b)
Solar
c)
Sound
d)
Electrical
19.
Mechanical Energy is transferred to _____ Energy.
a)
Solar
b)
Mechanical
c)
Electrical
d)
Potential
20.

When plants use photosynthesis to make their own food they transform ______________ energy into _______________ energy.

a)

chemical, radiant

b)

radiant, chemical

c)

thermal, chemical

d)

chemical, thermal