
Final exam 9th grade
Quiz by Jaime
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38 questions
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- Q1Earth´s surface is par of thetroposphereasthenospherestratospherelithosphere45s
- Q2Which of the following layers is the densest?the corethe lithospherethe mantlethe asthenosphere45s
- Q3Earth´s Inner core is?A layer of molten (liquid) iron and nickle.A layer of solid iron and nickelA layer of rock that forms Earth´s outer surface.A solid/plastic layer of Peridotite that flows over time.45s
- Q4The Earth´s Mantle is made up of?A molten (liquie) layer of Iron and Nickel.A solid layer of Grinete and Basalt.A solid layer of Iron and Nickel.A solid/plastic layer of molten rock.45s
- Q5The outer layer of the Earth is called theCrustAsthenosphereMantleInner core45s
- Q6What is the name of the super continent that formed from about 250 to 100 million years ago?Godwana landLaurasiaPangaeaSuper Earth45s
- Q7Who first proposed the theory of continental drift?Jaime TresHarry HessJohn DaltonAlfred Wegener45s
- Q8What is an underwater mountain range where new ocean floor is made?subduction zonecontinental crustdeep-sea trenchmid-ocean ridge45s
- Q9Alfred Wegener proposed that the continents once formed a giant landmass that broke apart, and then slowly drifted apart. What is the name given to his hypothesis?sea-floor spreading.plate tectonics.continental drift.Pangaea.45s
- Q10Most geologist think that the movement of Earth´s tectonic plates is caused bysubduction.the rotation of the Earth.convection currents.the Earth´s magnetic field.45s
- Q11Fossils of the Mesosaurus were found on the continents of South America and Africa within the same layers of rock. This provides evidence that the two continents were oncein different hemispheres.joined as one large land mass.separated by an ocean.located near the poles.45s
- Q12Most scientists did not believe Alfred Wegener's hypothesis about drifting land masses. Why?He was crazy.They did not like Alfred.He could not explain how the land masses moved.He did not give enough evidence.45s
- Q13Which scientist use fossils, mountain ranges, climate evidence, and geographic similarities to support his hypothesis of Continental Drift?Tati de la RocaHarry HessCharles LyellAlfred Wegener45s
- Q14Which two land masses did Wegener think fit the best together like puzzle pieces?Australia and AfricaSouth America and AfricaNor America and EuropeEurope ans South America45s
- Q15Pangaea was an ancient supercontinent made up of...all of Earth´s continents.America, Greenland, and Europe.South Africa, India, Australia, and South America.Antartica, India, and America.45s