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WorksheetsEnergy (5.2)
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
The picture shows what type of transformation
a)
Electrical to mechanical
b)
light to electric
c)
electrical to light
d)
light to light
2.
What is energy transformation?
a)
a change of energy from one form to another
b)
when energy gets more energy added to it
c)
when energy gets destroyed
d)
a change in intensity
3.
According to the Law of Conservation of Energy...
a)
energy changes form
b)
energy can be created and destroyed
c)
energy flows from one material to the next
d)
energy cannot be created or destroyed
4.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy?
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases
c)
The kinetic energy decreases while the potential energy increases
d)
Bothe the potential energy and kinetic energy increase
5.
A student is holding the end of a pendulum. The student releases the pendulum. What energy transfers are taking place?
a)
potential energy is transferred to kinetic energy
b)
chemical energy to thermal energy
c)
mechanical energy to chemical energy
d)
kinetic energy is tranferred to potential energy
6.
Energy can be _____________ or changed from one type to another.
a)
destroyed
b)
transferred
c)
created
d)
ignored
7.
Which of the following is an exmaple of a change of kinetic energy into gravitational potential energy?
a)
a person parachuting out of a plane
b)
a car racing around an oval track
c)
a person skiing down a hill
d)
a person walking up a hill
8.
When you eat fruits and vegetables, chemical bonds are releasing stored energy, this is...
a)
a. thermal energy
b)
b. sound energy
c)
c. electrical energy
d)
d. chemical energy
9.
Which of the following is a conversion from light energy to chemical energy?
a)
a. turning on a stove to heat dinner
b)
b. turning on a lamp
c)
c. growing an apple tree
d)
d. making toast in a toaster
10.
After an energy conversion, you end up with the same total amount of energy as the original amount of potential energy. Which of the following laws explains this rule?
a)
a. law of energy changes
b)
b. law of conservation of energy
c)
c. law of power and energy
d)
d. law of potential energy
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