Physical And Chemical Changes Question Preview (ID: 9450)
Physical Or Chemical.
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bicycle rusting
a) chemical
b) physical
c)
d)
two liquids mix and gas bubbles are formed
a) chemical
b) physical
c)
d)
changing the appearance or shape without making a new substance
a) physical
b) chemical
c)
d)
water freezing and becoming ice
a) physical
b) chemical
c)
d)
fireworks exploding
a) chemical
b) physical
c)
d)
melting steel
a) physical
b) chemical
c)
d)
boiling water
a) physical
b) chemical
c)
d)
formation of a precipitate from two liquids
a) chemical
b) physical
c)
d)
shaping metal into pipes
a) physical
b) chemical
c)
d)
Burning wood
a) chemical
b) physical
c)
d)
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