Worksheets8.7.3 Energy Transformations and Conservation
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
All forms of energy can be (a) into other forms of energy.
2.
A change from one form of energy to another is called a(n) _________________________ _________________________.
(a)
3.
When you use a match to light a candle, multiple (a) of energy occur.
4.
The law of (a) tells how much energy is present after electromagnetic energy changes to sound.
5.
Whenever a moving object experiences friction, some of its kinetic energy is changed into (a) energy.
6.
Your body changes chemical energy into (a) energy when you walk upstairs.
7.
Fusion reactions in the sun change nuclear energy into
a)
mechanical energy
b)
chemical energy
c)
electromagnetic energy
d)
potential energh
8.
In a pendulum, a continuous change occurs between kinetic energy and
a)
potential energy
b)
electromagnetic energy
c)
thermal energy
d)
mechanical energy
9.
A baseball in play has its lowest gravitational potential energy
a)
when it is at its highest point
b)
before it hits the ground
c)
when the bat contacts it
d)
after it hits the ground
10.
Energy can be neither destroyed nor
a)
created
b)
transformed
c)
changed
d)
transferred
100 %
