Biology, 29.07.2021 08:50 nolam123

Which of the following is an example of a physical change? O A. A gas is given off when two substances are mixed.
B. A copper rod is hammered into a thin sheet.
C. A solid forms when two clear liquids are mixed.
O D. A matchstick changes color when it burns.

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Which of the following is an example of a physical change? O A. A gas is given off when two substances are mixed. B. A copper rod is hammered into a thin sheet. C. A solid forms when two clear liquids are mixed. O D. A matchstick changes color when it burns.

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Questions in other subjects:

Which of the following is an example of a physical change? O A. A gas is given off when two substances are mixed.
B. A copper rod is hammered into a thin sheet.
C. A solid forms when two clear liquids are mixed.
O D. A matchstick changes color when it burns.