Which change of state occurs at 0 °C when heat energy has been added to ice?

A. boiling

B. melting

C. freezing

D. condensing

Define the term business cycle. A. a period of macroeconomic contraction followed by a period of macroeconomic recession B. a period of macroeconomic expansion followed by a period of macroeconomic contraction C.

Can someone give me the number of deadly spiders in the united states

A scientist performs an experiment in which they create an artificial cell with a selectively permeable membrane through which only water can pass. They inject a 5M solution of glucose into the cell and then place the cell into a beaker of water.

Is a snail a detritivore? Also is a bear a carnivore?

A mineral has no particular planes of weakness in its lattice structure, so it does not break along perpendicular planes. What happens when the mineral is struck? (A) destruction (B) fracture

Excessive hemolysis (often due to anemia) will cause what condition in the urine?

Compulsive exercise would most likely be present in which eating disorder?

What determines which kinds of plants and animals live in a biome

Is brick a type of rock?

Which component is released from the active site of an enzyme during a chemical reaction? Answers: reactant product substrate protein