*Assignment* 1. Calculate the quantity of electrical energy used by an electric bulb rated 120 watts used for 3 hours.
2. Calculate the power of a 85 g man who climbs down a staircase of height 125 cm in 10 seconds, given that acceleration due to gravity is 10m/s^2.someone help!! please

Drug abuse will not lead to physical and psychological dependence. true or false ?

Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".

Harry lives in a city, and he has a lung condition known as asthma. on certain days, harry has to stay inside because pollutants in the air make it difficult for him to breathe. which of these pollution sources are nonpoint sources that might bother harry if he goes outside? choose the two that apply.