T/F mass wasting can also be a slow process, like creep, which is imperceptibly slow

Which is one example of a phenotypic change that is not genetic

What are the pros and cons of quadrat sampling?

On a spring day, a middle-latitude city (about 40? north latitude) has a surface (sea-level) temperature of 10 ? c. if vertical soundings reveal a nearly constant environmental lapse rate of 6.5 ? c per kilometer and a temperature at the tropopause of –55 ? c, what is the height of the tropopause?