Glaciers are like dirty snowballs because they
A) roll like a ball.
B) are always melting.
C) consist of debris embedded in ice.
D) are round.
C
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What happens when the price of a mineral commodity drops?
A. It halts exploration for new deposits. B. It encourages less waste of the resource. C. It triggers a search for a substitute. D. It encourages recycling of the mineral commodity.
Moist continental climates support several distinct communities of needleleaf, broadleaf, and mixed forests in this biome found in North America, Europe, and Asia
A) tropical savanna B) midlatitude broadleaf and mixed forest C) tropical rain forest D) midlatitude grassland
Which of the following is true of linoleic acid?
A) It is an essential, saturated fatty acid. B) It is an essential, unsaturated fatty acid. C) It is not an essential fatty acid, but is a saturated fatty acid. D) It is not an essential fatty acid, but is an unsaturated fatty acid.
What are seven major primary air pollutants and their sources?
What will be an ideal response?