an average active person consumes about 2000 cal a day.
part a
what is this in joules?
express your answer using two significant figures.
ee =
android:
nothing
j
part b
what is this in kilowatt-hours?
express your answer using two significant figures.
ee =
android:
nothing
kwh
part c
if your power company charges about 10 cents per kilowatt-hour, how much would your energy cost per day if you bought it from the power company?
express your answer using two significant figures.
cost =
android:
nothing
$$
part d
could you feed yourself on this much money per day?
could you feed yourself on this much money per day?
could
could not