Compare the three types of friction

Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same

Aswimming pool whose volume is 10 comma 000 gal contains water that is 0.01% chlorine. starting at tequals0, city water containing 0.003% chlorine is pumped into the pool at a rate of 5 gal/min. the pool water flows out at the same rate. what is the percentage of chlorine in the pool after 1 hour? when will the pool water be 0.006% chlorine?