For an assignment, Alexis has to write a scientific question. She writes, " How much fat in food can cause brain cancer ? " How can she best rewrite this question so it is a scientific question?

Which hospitals should receive money for brain cancer research?
How many people believe brain cancer can be treated?
Do foods that contain a high amount of fat cause brain cancer?
Will brain cancer eventually be curable?

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yes, because even though a theory has a  lot of evidence to support it, it is not always true

the atomic number of magnesium is 12. its nucleus must contain 12 protons and no electrons. the atomic number of an atom is determined by the number of protons.

magnesium is an electrolyte injection commonly used to treat low magnesium levels in your blood. it is also used to prevent or control seizures in women with preeclampsia or eclampsia.