If a town has a power plant with a capacity of 12 megawatts (MW), how many kilowatt hours of electricity can be produced by the plant in a year (assuming it can operate at full capacity for 8,000 hours per year)?

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth