All of the following examples involve chemical energy except: A. working muscles using food b. burning a candle c. lightng a match. d. coasting downhill on a bike

Two resistors, R1=2.79 Ω and R2=6.37 Ω, are connected in series to a battery with an EMF of 24.0 V and negligible internal resistance. Find the current I1 through R1 and the potential difference V2 across R2.

What happens to an electron when energy is added?

A cart is loaded with a brick and pulled at a constant speed along an inclined plane the the height of a seattop. If the mass of the loaded cart is 3.0 kg and the height of the seat top is 0.

What are two reasons the period of Venus is shorter than the period of earth

How much work is done to move a 10,000-N car 20 meters?

Which organization functions to privide clinics and surgeries i developing nations

What role do convection currents play in oceans and the atmosphere?

What causes density currents to form in the mediterranean sea? a. condensation b. evaporation c. transpiration d. upwelling

How long does it take a car to travel 450 km at 75 km/hr

A free-falling golf ball strikes the ground and exerts a force on it