What do scientists think happens in the core to produce the Earth's magnetic field? A. The liquid iron and nickel inner core's motion in relation to the mantle becomes a geodynamo producing a magnetic field.
B. The liquid iron and nickel outer core's motion in relation to the metallic solid inner core becomes a geodynamo.
C. The outer liquid core becomes magnetized by the rapid spin of the solid inner core.

Aresearcher proposes to conduct a study at a foreign site. the research has been determined to be exempt from the federal regulations by institutional policy. according to federal regulations, is review required at the foreign site? if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted but still require review at the u. s. site by the institution’s irb. if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted. if a proposed study qualifies for exemption, federal regulations do require review at the foreign site where it will be conducted. if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted, but still require review by the institutional official at the local site.

Which statement is correct ? a. aborigines were the first people to settle australia and new new zealand. b. aborigines were the first people in australia, and maori were the first people in new zealand c. the maori were the first people in australia, and aborigines were the first people in new zealand . d. the aborigines and the maori descended from the polynesians, the first people to settle australia and new zealand.

Political boundaries are determined by the political party in control at all time true or false