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- 1. Multiple ChoiceWhen air is heated it becomesMore denseLess denseHeavierMoist
- 2. Multiple ChoiceWhen air moves into the upper atmosphere it becomesCool and HeavyCool and lightWarm and heavyWarm and Light
- 3. Multiple ChoiceWind is created whenWarm air moves into replace cool airDry air moves in to replace moist airCool air moves in to replace warm airBoth air masses are the same temperature
- 4. Multiple ChoiceAir sinking toward the Earth's surface causes alow pressure areahigh pressure area
- 5. Multiple ChoiceAir rising above the Earth's surface causes aLow pressure areahigh pressure area
- 6. Multiple ChoiceWind flows fromHigh pressure to low pressureLow pressure to high pressure
- 7. Multiple ChoiceConvection currents occur inFluidsSolids
- 8. Multiple ChoiceWhat is the driving force of currents in the oceans and atmosphere?Equal heating of the Earth by the SunSoalr radiation heating only the oceansSolar radiation heating only the land surfacesUnequal heating of the Earth by the Sun
- 9. Multiple ChoiceHeat flow int he oceans and the atmosphere isCool flows down- warm flows upCool flows up-warm flows downCool flows up- warm flows upCool flows down-warm flows down
- 10. Multiple ChoiceConvection currents occur when _____ energy transfers between two parts of a fluid.PotentialKineticHeatElectric
- 11. Multiple Choice_______ is created by unequal heating of the Earth's surfaceConductionRadiationWindRiver movement
- 12. Multiple ChoiceConvection currents in the Earth's mantle are caused byLess dense hot magma moving downwardLess dense hot magma moving upwardTectonic plate movementMore dense cooler magma moving upward
- 13. Multiple ChoiceOcean currents are created byDense cold water sinkingDense cold water risingLess dense water sinkingLess dense warm water rising and more dense cold water sinking
- 14. Multiple Choice______ heats the air directly above the Earth.RadiationConvectionConduction
- Answer choicesTagsAnswer choicesTags