Which is a characteristic of a physical change? (1 point)
a
The chemical bonds in the...
Physics, 16.11.2020 05:20, blackboy21
Which is a characteristic of a physical change? (1 point)
a
The chemical bonds in the substance are unchanged.
b
The change cannot be seen.
c
The molecules all move at the same speed.
d
The substance has reacted with another substance.
Answers: 3
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