I will mark you brainlist! What human activities can impact surface water and groundwater?

How can water quality be affected by human impact?

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line

The ozone hole appears in antarctica during