Which material is more durable? A coconut shell or ceramic? Explain your answer.

If the speed of a particle triples ,by what factor does its kinetic energy increase?

What causes the formation of ocean currents?

Which statement is the best definition of an atom? a) anything that has mass and occupies space. b) the smallest particle that has the properties of an element. c) a substance that cannot be broken down chemically into simpler substances. eliminate d) the smallest unit of a substance that exhibits all of the properties characteristic of that substance.