Compared to a maritime tropical air mass, a maritime polar air mass has

a- lower temperature and less water vapor
b- higher temperature and less water vapor
c- lower temperature and more water vapor
d- higher temperate and more water vapor

Which describes the changes in the earths motion?

Some scientists argue that global warming is related to buming fossil fuels to produce energy o increased use of fertilizers loss of forested areas a of the above

Which of the following is the best definition of a eukaryota? a. a one-celled organism that does not have a membrane-bound nucleus b. a one-celled organism that does not have a cell wall c. an organism whose cells each contain a membrane-bound nucleus d. an organism whose cells each have a cell wall