Water is returned from Earth's surface to the atmosphere by A) condensation and transpiration

B) condensation and precipitation

C) evaporation and transpiration

D) evaporation and precipitation

What material did the moon come from?

Consider the following reaction: 2h2 + o2 —> 2h2o a) what are the reactants in this reaction? b) what are the products in this reaction? c) how many molecules of oxygen are used in this reaction?

Anormal strand of dna is shown below, followed by the same strand of dna after mutations have occurred.