4. An electric toaster is rated at 500 watts. Determine the amount of electrical

energy it converts to heat energy in one minute.

80.3 J

B)

500 J

C)

3,000 J

D)

30,000 J

Afeather of mass 0.001 kg falls from a height of 2 m. under realistic conditions, it experiences air resistance. based on what you know about friction, what can you say about the kinetic energy of the feather as it reaches the ground? acceleration due to gravity is g = 9.8 m/s2. a. ke < 0.0196 j b. ke = 00196 j c. je = 0 j d. ke > 0.0196 j