What is difference bw battery and capacitor since both store electrical energy

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)

Photons with the highest energy have the longest period