Hydrofoils: travel on water

are being redesigned by Boeing

are currently used by the navy

all of the above

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.