What is the area of a section of pavement that is 10 ft wide and 60 yd long? give your answer in square feet.

Awatershed is a piece of land that drains water into a particular stream, lake, or river. which of the following factors often negatively impacts the water quality in a watershed? a.) wetlands b.) pollution c.) irrigation d.)rainfall

During which era in earth's history were the first insects? mesozoic precambrian cenozoic paleozoic

Which statement best describes how chemical equations demonstrate conservation of mass?