NEW
Font size
S
M
L
XL
WorksheetsEnergy Transformation
Total questions: 15
Worksheet time: 10mins
Name
Class
Date
1.
Which type of energy transformation occurs when a flashlight shines?
a)
chemical → thermal → electrical
b)
chemical → electrical → light
c)
thermal → chemical → light
d)
chemical → electrical → chemical
2.
A lamp that plugs into a wall socket draws energy which flows through a thin wire in the bulb causing it to glow. What energy transformations are taking place?
a)
chemical → light → electrical
b)
mechanical → sound → light
c)
thermal → solar → electrical
d)
electrical → thermal → light
3.
Which of the following best describes the energy transformations that occur when a flashlight that runs on batteries is turned on?
a)
chemical → light → electrical
b)
electrical → light → chemical
c)
light → electrical → chemical
d)
chemical → electrical → light
4.
Which of these is an example of light energy being transformed into chemical energy?
a)
A glow stick lights up when broken.
b)
Water heated by the sun evaporates.
c)
A plant makes sugar in the sunlight.
d)
A battery causes a buzzer to vibrate.
5.
Which kind of energy change occurs when a candle is burning?
a)
Chemical to light.
b)
Light to electrical.
c)
Solar to heat.
d)
Chemical to electrical.
6.
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
7.
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
8.
The picture shows a light bulb attached to a hand generator. What energy transformation occurs as the handle of the generator is turned?
a)
thermal → solar → light
b)
solar → light → electrical
c)
mechanical → electrical → light
d)
electrical → mechanical → light
9.
What is the energy transformation?
a)
Electrical to Electromagnetic
b)
Mechanical to Electrical
c)
Electrical to Thermal
d)
Kinetic to Sound
10.
A television works by transforming electrical energy into what other kinds of energy?
a)
Light, thermal, and sound
b)
Thermal, chemical, and solar
c)
Sound, mechanical, and electrical
d)
Light, chemical, and mechanical
11.
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
12.
Movement from a car can be transformed into all except which type of energy?
a)
sound
b)
chemical
c)
light
d)
solar
13.
When you turn on a CD player, what energy transformation is taking place?
a)
Kinetical → electrical → sound
b)
Potential→ sound→ electrical
c)
chemical→ light→ electrical
d)
sound → thermal → light
14.
Solar panels placed on the top of a roof use the sun's energy to heat water for a swimming pool.
a)
potential → kinetic → thermal
b)
solar → thermal → electromagnetic
c)
light → electrical → thermal
d)
chemical → electrical
15.
Alarm clock begins to beep and the radio turns on. The display shows its 7:00am.
a)
Chemical → electrical
b)
electrical → sound & light
c)
light→ sound & electrical
Reset
