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WorksheetsGeosphere Unit Vocab
Total questions: 13
Worksheet time: 13mins
How can volcanic eruptions affect the Earth?
Change Earth's climate
reduce the amount of sunlight reaching Earth's surface
volcanic ash can affect air quality
all of the above
The idea that the continents were once joined together and since drifted apart is called
Pangaea
Continental Drift
Wegener's supercontinent
Sea-Floor spreading
Convection currents happen when
Rock/magma gets heated and sinks. It then cools down and rises.
Rock/magma doesn't move.
Rock/magma gets more dense and rises. It then cools down and sinks.
Rock/magma gets heated and rises. It then cools down and sinks.
The process by which molten material adds new oceanic crust to the ocean floor.
Sea-Floor Spreading
Deep-Ocean Trench
Mid-Ocean Ridge
Subduction
Volcanic eruptions release several things into the air when they erupt. This includes (choose all that apply)
chunks of metal
greenhouse gases
dust and ash
sulfur dioxide
all of the above
Volcanic eruptions can cause
Global warming
Global cooling
Global warming and cooling
None of the above
Which of the following are greenhouse gases? Choose all that apply
Water vapor
Sulfur Dioxide
Carbon Dioxide
Water dioxide
