Which of these is a process in which the atmosphere does not play any role? a. formation of snow b. evaporation of water c. transpiration in plants d. erosion of soil by water

Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.

Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?