Energy Transformations Science Worksheet
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1
2
3Name
( First
A ND
L ast):___________________________________
P eriod:_________________
Energy
T ransformations
-‐
Energy
c an
c hange
f rom
o ne
t ype
t o
a nother.
T his
i s
c alled
a n
e nergy
conversion
o r
e nergy
t ransformation
a. The
L aw
o f
C onservation
o f
E nergy
s tates
t hat
e nergy
c an
c hange
f orm,
b ut
it
c annot
b e
c reated
o r
d estroyed.
T herefore,
t he
t otal
a mount
o f
e nergy
stays
t he
s ame.
b. In
e nergy
t ransformations,
s ome
e nergy
i s
a lways
l ost
t o
t he
environment
a s
t hermal
e nergy.
Examples
o f
e nergy
t ransformations
a nd
t heir
u ses:
-‐
A
t elevision
c hanges
e lectrical
e nergy
i nto
s ound
a nd
l ight
e nergy.
D uring
these
t ransformations,
i t
a lso
l oses
e nergy
a s
h eat.
-‐
A
t oaster
c hanges
e lectrical
e nergy
i nto
t hermal
e nergy
a nd
l ight.
-‐
A
c ar
c hanges
c hemical
e nergy
f rom
f uel
i nto
t hermal
e nergy
a nd
m echanical
energy.
-‐
A
c ar
b attery
c hanges
c hemical
e nergy
i nto
e lectrical
e nergy
a nd
t hermal
energy,
t hat
e lectrical
e nergy
i s
t hen
c hanged
i nto
l ight
e nergy,
s ound
e nergy,
and
t hermal
e nergy.
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