For the above current at 5.44 V, how much electrical energy (in kw-hr) is consumed in the production of 1 kg of aluminum

Which statement correctly describes the relationship between frequency and wavelength?

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.

Arowboat passenger uses an oar to push the boat off the dock by exerting a force of 40n for 3.0s. what impulse acts on the boat.