Which two materials form igneous rocks upon cooling? lava and crystals magma and lava crystals and intrusive rocks intrusive rocks and sediment from rocks

Which of the following situations best demonstrates the principle of separation of powers in the u.s. government? a. the president can veto laws passed by the legislature. b. the courts must approve constitutional amendments. c. states create their own educational policies. d. members of the legislature are elected by voters.

Which of the following has been the result of clean water supplies, greater availability of medicines, and improved vaccines? a lower crude birthrates b. fewer women working outside the home c. higher levels of education d. longer life expectancies

During the age of imperialism, the economies of european colonies a) were commercially independent from the europe. b) experienced rapid and complete industrialization. c) eventually became dependent on the european global market. eliminate d) were seen as testing grounds for new and risky technology