A physical change is...
—
1. when a substance changes its appearance or form, but not its ide...
Biology, 20.12.2020 01:00 levicorey846
A physical change is...
—
1. when a substance changes its appearance or form, but not its identity.
2. when a substance changes into a new substance.
3. when a substance catches on fire.
4. when a substance reacts with another substance.
Answers: 3
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