instruction:
Given a scientific passage and an answer, generate a question for the given answer.
question:
Passage: Static electricity is a buildup of electric charges on objects. It occurs when electrons are transferred from one object to another. Answer: static electricity
answer:
What is the term for the buildup of electric charge on an object, which can be transferred to another when touched?

question:
Passage: Water is the main ingredient of many solutions. A solution is a mixture of two or more substances that has the same composition throughout. Some solutions are acids and some are bases. To understand acids and bases, you need to know more about pure water. In pure water (such as distilled water), a tiny fraction of water molecules naturally breaks down to form ions. An ion is an electrically charged atom or molecule. The breakdown of water is represented by the chemical equation. Answer: solution
answer:
What is the term for a mixture of two or more substances that has the same composition throughout?

question:
Passage: Medulla The medulla is the region known as the myelencephalon in the embryonic brain. The initial portion of the name, "myel," refers to the significant white matter found in this regionespecially on its exterior, which is continuous with the white. Answer: medulla
answer:
What is the region known as the myelencephalon in the embryonic brain?