Q: What does all matter consist of? Choices: - carbon - helium - oxygen - atoms A:
atoms
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Q: What triangular feature is formed when a river empties into a large body of still water? Choices: - flow - confluence - region - delta A:
delta
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Q: What travels at the interface between the sea surface and the atmosphere? Choices: - ocean currents - ocean tides - ocean breeze - ocean waves A:
ocean waves
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Q: What kind of chain is formed by subduction of oceanic crust beneath a continental or oceanic plate? Choices: - chain reaction - tsunami - mountain - volcano A:
volcano
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