Four travel on different sections of a long straight track. taking north to be positive direction, rank the trains in order by velocity, from most negative to most positive. the trains move as follows: train A moves north with a speed of 10 m/s. train B heads south and has twice the speed of train A. train C also heads south and has twice the speed of train A. train D travels north and covers 24m in 2 s. what is the answer?

temp rises, and expansion

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.

the journeys of marquette, joliet and la salle a) new france expand.

all three of these explorers explored the midwest and the area around the great lakes, which they subsequently claimed for france.

this was a big portion of territory and expanded new france which before then only consisted of quebec province in northeastern canada

there are no atoms