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