Steve puts some cheddar cheese in a pan on the stove and starts to melt it. After a little while, there is a l

Question

Steve puts some cheddar cheese in a pan on the stove and starts to melt it. After a little while, there is a layer of oil floating on top of the cheese. From the way the cheese melted, Steve knows it is a
 A. 
solid.
 B. 
pure substance.
 C. 
mixture.
 D. 
element.

GPT-5 mini · Answer

C. mixture

The oil separating out shows cheese is made of different substances (fats, proteins, water) that can separate—it's not a single pure substance or element.

Steve puts some cheddar cheese in a pan on the stove and starts to melt it. After a little while, there is a layer of oil floating on top of the cheese. From the way the cheese melted, Steve knows it is a
A.
solid.
B.
pure substance.
C.
mixture.
D.
element.

All Answers 1

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Steve puts some cheddar cheese in a pan on the stove and starts to melt it. After a little while, there is a layer of oil floating on top of the cheese. From the way the cheese melted, Steve knows it is a A. solid. B. pure substance. C. mixture. D. element.

All Answers 1

Submit Your Answer

Steve puts some cheddar cheese in a pan on the stove and starts to melt it. After a little while, there is a layer of oil floating on top of the cheese. From the way the cheese melted, Steve knows it is a
A.
solid.
B.
pure substance.
C.
mixture.
D.
element.