SCI 225 - Final Exam questions and answers

SCI 225 - Final ExamLouis Agassiz - correct answer european alps glacier hypothesis (striation) HMS Challenger - correct answer The first major oceanographic expedition - fossils different in cold and warm areas Milutin Milankovitch - correct answer change in orbital parameters forces climate change related orbital cycles to ice ages frank libby - correct answer Carbon dating can be used to determine how old substances are Cesare Emiliani - correct answer Used sediment cores to estimate the temperature of the oceans. james hays - correct answer Mathematically supported Milankovitch's hypothesis about orbital parameters JOIDES Resolution - correct answer Drills into seafloor to take core samples Charles Keeling - correct answer American scientist who presented the first evidence that carbon dioxide produce by automobiles and factories was negatively affecting the earths climate - keeling curve James Watsin and Francis Crick - correct answer double helix structure of DNA Maurice Wilkins and Rosalind Franklin - correct answer molecular structure of DNA Linus Pauling - correct answer Discovered the alpha helix structure of proteins, thought DNA was triple stranded