Classify the changes involved in the following processes as physical or chemical changes: (2)
a) Respiration
b) Drawing a wire from copper metal
c) Beating aluminium to make aluminium foil
d) Digestion of food
Answers
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6
A) chemical change
B) Physical change
C) physical change
D) Chemical change
Answered by
2
Answer:
A. chemical changes
B. physical changes
C. physical changes
D. chemical changes
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