Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Q: Matter that mechanical wave energy can only travel through is medium.

A: What is the name of matter that mechanical wave energy can only travel through?
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Q: The location of an object in a frame of reference is called position.

A: The location of an object in a frame of reference is called what?
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Q: Plants generally transport carbohydrates from leaves to roots and other nonphotosynthetic organs in the form of sucrose.

A:
Plants generally transport carbohydrates from leaves to roots and other nonphotosynthetic organs in the form of what?
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