A man hit a ball (0.2kg) which the accelerates at a rat of 20m/s2

What is the 77 element on the periodtic table

Which of the following terms describes all of the non-living components of an ecosystem

Adaptive radiations can be a direct consequence of four of the following five factors. selectthe exception. a) vacant ecological niches b) genetic drift c) colonization of an isolated region that contains suitable habitat and few competitor species d) evolutionary innovation e) an adaptive radiation in a group of organisms (such as plants) that another group uses as food