2) Shane and Kellan have a bet about who get to the movie theater fastest. Unfortunately, Shane got stuck at the first light. Kellan
ended up 1.6 km ahead on the freeway. Kellan is traveling at 80 km/hr and Shane travels at 100 km/hr. When will Shane overtake
Kellan?

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.