To divide one power of ten by another, simply subtract the two exponents (see Multiplication/Division). Next, convert the two numbers from scientific notation to real numbers. Now add the two numbers normally. Finally convert to scientific notation if the coefficient is less than 1 or greater than 10.
Precipitation occurs when cloud droplets combine and grow large enough to fall to the earth the rate of evaporation as a drop falls to the earth also can affect its size. from: sadia aisa.
Sleet. Sleet occurs during winter weather and is a type of winter precipitation. All precipitation falls out of a cloud as snow. In certain instances, in the winter, the snowflake will go through a warmer layer and begin to melt.