Turn the given fact into a question by a simple rearrangement of words. This typically involves replacing some part of the given fact with a WH word. For example, replacing the subject of the provided fact with the word "what" can form a valid question. Don't be creative! You just need to rearrange the words to turn the fact into a question - easy! Don't just randomly remove a word from the given fact to form a question. Remember that your question must evaluate scientific understanding. Pick a word or a phrase in the given fact to be the correct answer, then make the rest of the question. You can also form a question without any WH words. For example, "A radio converts electricity into?"

Fact: Something invented by Leeuwenhoek is used to see small things by biologists by making them appear bigger.
The device used by biologists to make small things appear bigger was invented by whom?

Fact: Pituitary hormones are controlled and produced in glands.
What type of hormones are produced and controlled in the glands?

Fact: Dew is formed when vapor changes to liquid.

How is dew formed?

