A system of 1495 particles, each of which is either an electron or a proton, has a net charge of −5.392×10−17 C C . How many electrons are in this system?

Sara is creating an experiment. her hypothesis states the following. if i increase the air in my tires, then i will get better gas mileage. if this is her hypothesis what column titles do we need in our date table? a. air pressure in tire (psi) and gas mileage (mph) b. air pressure in the atmosphere (psi) and gas mileage (mph) c. miles (m) and gallons per mile (g) d. old battery and new battery

The plum pudding model of the atom state that ?

The transfer of heat through the movement of a gas or liquid a. convection b. conduction c. radiation