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Which is an example of a chemical change?
able to react with oxygen
Cracked
matching being burned
burning logs
Melting ice
a piece of wood burning
There is a change in the appearance of the objects.
Milk turning sour
Which activity below does represent a chemical change?
able to react with oxygen
Cracked
matching being burned
burning logs
Melting ice
a piece of wood burning
There is a change in the appearance of the objects.
Milk turning sour
Which of the following is a chemical change?
able to react with oxygen
Cracked
matching being burned
burning logs
Melting ice
a piece of wood burning
There is a change in the appearance of the objects.
Milk turning sour
Which of these is an example of a physical change?
able to react with oxygen
Cracked
matching being burned
burning logs
Melting ice
a piece of wood burning
There is a change in the appearance of the objects.
Milk turning sour
Sharpening a pencil and tearing paper are examples of physical changes. Which statement describes why these are physical changes?
able to react with oxygen
Cracked
matching being burned
burning logs
Melting ice
a piece of wood burning
There is a change in the appearance of the objects.
Milk turning sour
Which describes a chemical property of a substance?
able to react with oxygen
Cracked
matching being burned
burning logs
Melting ice
a piece of wood burning
There is a change in the appearance of the objects.
Milk turning sour
Which shows a chemical change?
able to react with oxygen
Cracked
matching being burned
burning logs
Melting ice
a piece of wood burning
There is a change in the appearance of the objects.
Milk turning sour
Which action describes a physical change?
able to react with oxygen
Cracked
matching being burned
burning logs
Melting ice
a piece of wood burning
There is a change in the appearance of the objects.
Milk turning sour
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