Which statement about sunspots is true? a. sunspots are seen in the chromosphere. b. sunspots are related to the sun's magnetism. c. sunspots are seen on the hottest part of the sun. d. sunspots do not us determine the sun's rotational period.

The answer is "B"

Sunspots are related to the Sun's magnetism.

The core, or middle, of the Sun is the hottest part. Hot gasses bubble up from the core to the surface of the Sun. When the gasses burn, heat and light are produced.

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation: