Which sentence would best fit at the beginning of a first paragraph and would also make the best topic sentence?
Mammoth Hot Springs is a popular attraction because the springs are unique.
As hot water rises through limestone, it dissolves large quantities of rock.
Because there is a great deal of limestone in the water, rock formations grow extremely rapidly.
1 answer
Because there is a great deal of limestone in the water, rock formations grow extremely rapidly.
3 answers