Unit 4 Practice: Plate Tectonics (Part 1)
Quiz by Heather Murphy [White MS]
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25 questions
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- Q1The study of Earth including rock, minerals, volcanoes and plate tectonics is called:physics.geology.biology.meteorology.30s
- Q2According to Wegener’s hypothesis of continental drift,the continents do not move.the continents were once together in a single landmass called Pangaea.Earth slowly gets smaller.Earth's surface is made up of 50 major land masses.30s
- Q3Subduction is:the process that continually adds ocean floor.a device that bounces sound waves off underwater objects.the process by which oceanic crust sinks through trenches.the direct transfer of heat through solid materials.30s
- Q4As you go down into Earth,temperature decreases and pressure decreases.temperature decreases and pressure increases.temperature increases and pressure decreases.temperature increases and pressure increases.30s
- Q5Earth's lithosphere is broken into separate sections called:trenches.plates.rifts.faults.30s
- Q6What erupts through the valley of a mid-ocean ridge?The lithosphereDeep-ocean trenchesContinental driftMolten material30s
- Q7The process that powers plate tectonics is:convection.radiation.subduction.conduction.30s
- Q8The process that continually adds new material to the ocean floor is called:rift valley.seafloor spreading.subduction zone.30s
- Q9The oceanic crust is __________ than the continental crust.more densesmaller in arealess densethicker30s
- Q10The most massive layer of the Earth is the:mantle.crust.inner core.outer core.30s
- Q11The part of the Earth that is made of high-temperature liquid iron and nickel is called the:asthenosphere.inner core.outer core.mantle.30s
- Q12New crust is formed and spreads apart at:mid-ocean ridges.trenches.subduction zones.30s
- Q13What name did Alfred Wegener give to his theory of horizontal movement of Earth’s crust?TectonicsContinental driftIsostasySeafloor spreading30s
- Q14If the Coast Guard warns of a giant wave of water approaching the shore as a result of a major earthquake, they are warning of:an aftershock.landslides.a tsunami.liquefaction.30s
- Q15The Earth's plates move at a speed that averages:50 meters a year.5 meters a year.5 km a year.5 cm a year.30s