Why do trees not yet colonize the island?

Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years

Fill in the blanks for the following statements: the rms speed of the molecules in a sample of h2 gas at 300 k will be times larger than the rms speed of o2 molecules at the same temperature, and the ratio µrms (h2) / µrms (o2) with increasing temperature. a not enough information is given to answer this question b sixteen, will not change c four, will not change d four, will increase e sixteen, will decrease

What do we call the rows on the periodic table? a. periodb. familyc. groupd. metals