The
following
are
either
physical
or
chemical
changes
.
Write
?
physical'
for
physical
changes
and
?
chemical'
for
chemical
changes
.
1
.
Butter
melting
.
____________________
2
.
A
glass
cracking
when
heated
.
____________________
3
.
Water
exposed
to
extreme
cold
becomes
ice
.
____________________
4
.
Burning
sugar
for
caramel
.
____________________
5
.
Disolving
sugar
in
water
.
____________________
6
.
Tearing
a
piece
of
paper
.
____________________
7
.
Slicing
cheese
.
____________________
8
.
Condensation
of
water
vapor
.
____________________
9
.
A
metal
spoon
rusting
.
____________________
10
.
Frying
fish
.
____________________
11
.
Baking
a
cake
.
____________________
12
.
Acid
rain
disolving
paint
off
a
wall
.
____________________
