What is 3 thing that elevation does to climate

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted

Migrant workers who fill employment needs in their host country often send remittances to their home countries

Which statement best describes how chemical equations demonstrate conservation of mass?