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

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: The refrigerator door contains iron of the following statements best explains why magnets usually stick to a refrigerator door.

A: Which of the following statements best explains why magnets usually stick to a refrigerator door?
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Q: All organisms can be classified into one of three of this least specific grouping?

A:
All organisms can be classified into one of three of this least specific grouping?
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