The hot, partially melted, slowly flowing layer of the earth is called the:

The ozone hole is at its biggest each year in the ? hemisphere in the ? season.

Why was the democratic republic of the congo renamed "zaire"

Two stars are the same temperature, but one is twice as large as the other. the larger star is likely the smaller star. (2 points) select one: a. dimmer than b. the same brightness as c. brighter than d. a different color than