Answered

Which two changes can indicate that a physical change has occurred in a substance?

A. Change in temperature
B. Change in size
C. Change in smell
D. Change in color



Answer :

GinnyAnswer

Final answer:

Changes in color and temperature indicate physical changes in a substance.


Explanation:

Changes in color and change in temperature are two indicators that a physical change has occurred in a substance. For instance, if ice melts (solid to liquid) or if there is a change in temperature without altering the substance's chemical composition, it is a physical change.

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