Question

?

Answer 1

A

Answer 2

calculate the difference in the energy outputs between the two bulbs

Answer 3

C

Answer 4

100W - 22W = 78W difference, calculate the energy output for 24 hours at this wattage

Answer 5

I'm getting a little swamped right now so I might have to take a break but

remember that power = energy/time, convert to SI units

Answer 6

B?

Answer 7

Don't worry about it when you are ready we can continue

Answer 8

78w = energy/(24 hours * 3600 seconds per hour)

solve for energy

Answer 9

6739200

Answer 10

good, so D