Which of the following are pollutants? a. soot b. cfcs c. fossil fuel emissions d. sewage

He resistance of a liquid to flowing is called

Atopography map is used to study changes in vegetation associated with different elevations. which individual most likely used them for this purpose?

Quito, ecuador, is relatively close to the equator, but it has a climate than surrounding areas because it has a elevation a. cooler; lower b. cooler; higher c. warmer; lower d. warmer; higher