What happens to the speed of molecules in water vapor when it condenses to form a liquid? . a) the molecules slow down.. b) the molecules speed up. c) the molecules slow down and then speed up. d) the molecules speed up and then slow down.

Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.