Multiple Choice
A popular science demonstration is to take several liquids that will not mix together and "stack" these liquids in a tall glass cylinder. Suppose the following three liquids were placed in the same tall, narrow glass cylinder: 
The substance that should be placed first in the cylinder so that it is on the bottom is ________.
A) vinegar
B) motor oil
C) corn syrup
D) cannot be determined
Correct Answer:
Verified
Correct Answer:
Verified
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