Answer the following question: How and why can two lethal elements combine to form an essential compound for health?

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The statement that best describes the object on the right is a bar magnet with its north pole on the left.

They coasters are in tear-drop form because of physics. if the ride was in a complete circle, how would the coaster get into the loop, let alone get out of the loop? also, the reason why most coasters are in tear-drop form is because of acceleration. the steeper the turn, the faster the ride.