wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

7.3 PRINCIPLE OF CONSERVATION OF ENERGY

Total questions: 10

Worksheet time: 10mins

Name
Class
Date
1.

The Law of Conservation of Energy states:

a)

Energy can created or destroyed but not transformed

b)

Energy cannot be created or destroyed, it can only transformed

c)

Energy can't be created, destroyed or transformed

d)

Energy cannot be created or destroyed.

2.

What is the formula for Kinetic Energy?

a)

KE = mass x velocity

b)

KE= 1/2 x mass x velocity 2

c)

KE = mass x gravity x height

d)

KE = mass x velocity / 2

3.

What force causes a roller coaster cart to slow down the most?

a)

friction

b)

weight

c)

gravity

d)

air resistance

4.
The law of energy conservation says the total energy before the change _______ the total energy after it
a)
is less than
b)
is more than
c)
affects
d)
equals
5.
Which 2 letters have the most kinetic energy
a)
W & Y
b)
X & Z
6.

What happens when the ball goes from the highest position to the lowest position

a)

PE and KE increases and decreases together

b)

Impossible to know without knowing the mass of the object

c)

the PE decreases while KE increases

7.

A ball is projected into the air. Where is potential energy the greatest?

a)
b)
c)
d)
8.
At which point(s) on the roller coaster is the gravitational potential energy at its maximum?
a)
A
b)
B
c)
C
d)
D
9.
__________ is stored energy. 
a)
Potential
b)
Kinetic
c)
None of the above 
d)
All of the above 
10.
A 70 kg runner has a velocity of 5 m/s. Her kinetic energy is
a)
875 J
b)
175 J
c)
1750 J
d)
350 J