Which of the following increases the chance of a reaction when two
molecules collide?
o
a. increasing the concentration of the molecules
o
b. increasing the activation energy of the reaction
o
c. decreasing the temperature of the system
o
d. slowing down the speed of the molecules

Astream of surface water reaches a porous portion of sediment and seeps into the ground. this water eventually joins a large reservoir of water located beneath the earth's surface. the example above describes the interacting with the a. cryosphere; biosphere b. hydrosphere; biosphere c. hydrosphere; geosphere d. cryosphere; geosphere