Sulfur dioxide (SO2)
A. is produced primarily by power plants.
B. causes respiratory problems.
C. contributes to acid deposition.
D. All of these statements are correct.
E. None of these statements are correct.
Answer: D
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Why do daily pressure fluctuations occur, and where on Earth can you find significant daily fluctuations?
What will be the ideal response?
Pillow lavas are ________
A) basaltic lava tubes erupted on the seafloor in volcanic piles analogous to toothpaste extruded from a tube B) rhyolite glasses that develop a banding that resembles a pillow case with internal snowflake obsidian that looks like feathers C) andesitic bombs erupted from a cinder cone that accumulate as pillow-like masses around the cone D) basaltic magmas erupted on the seafloor as magma blobs from an explosive, submarine eruption
The extinction of large mammals at the end of the ________ Epoch may have been caused by a meteorite
Fill in the blank(s) with correct word
The upper surface of a glacier is brittle and often contains cracks called _______________
Fill in the blank(s) with correct word