The lowest-pitched sounds humans can generally hear have a frequency of roughly 20 hz. what is the approximate wavelength of these sound waves if their wave speed is 340 m/s?

Alivestock company reports that the mean weight of a group of young steers is 1100 pounds with a standard deviation of 93 pounds. based on the model n(1100,93) for the weights of steers, what percent of steers weigh a) over 1050 pounds? b) under 1300 pounds? c) between 1150 and 1250 pounds?

The diagram shows four locations in the electric field of a positive point charge m. at which location is the electric potential the greatest.

He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is