Based solely on the type of exercise she normally performs, which girl below has the strongest heart? Jennifer likes to bench press every day, Mandy likes to swim 40 laps every other day O Mandy
O They both have weak hearts
O Jennifer
O No difference exists between the types of exercises they do.

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg. how much energy e must be supplied to the device? express your answer in joules.

What is the kinetic energy of a baseball moving at a speed of 40 m/s if the baseball has mass of 0.15 kg?