It takes a person 35 seconds to swim in a straight line from the east end of a pool to the west end of the pool, a distance of 50 meters. What is the
swimmer's velocity?

What is the measure of a change in an objects velocity?

An architect plans to use solar energy to heat the next house he designs. what principle of absorption and infrared energy can be applied to the design of the new house? how could she apply to those principals?

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt