The average composition of rocks comprising a large composite cone or stratovolcano is similar to a(n) ________ magma

A) rhyolitic B) ultramafic C) andesitic D) basaltic


C

Environmental & Atmospheric Sciences

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Which term means the energy of motion?

A . potential B. nuclear C. mechanical D. kinetic E. chemical

Environmental & Atmospheric Sciences

Farmers who regularly experience pests that cause catastrophic damage once infestation occurs, may benefit from insurance spraying, in which

A) the insurance company pays for the spraying and in turn does not pay for damaged crops. B) just a small percentage of pesticide is released to warn the pests that more is to come. C) the crops are sprayed with a pesticide before there is evidence of crop damage. D) a chemical treatment for one pest is applied, but no broad-spectrum pesticides are used.

Environmental & Atmospheric Sciences

Surface pressure is about

A) 1500mb. B) 2500mb. C) 1000mb. D) 200mb. E) 20mb.

Environmental & Atmospheric Sciences

Which types of commercial agriculture DO NOT rely on inexpensive labor?

A) Mediterranean farming B) grain farming C) horticulture and fruit farming D) all of the above E) both Mediterranean and horticulture and fruit farming

Environmental & Atmospheric Sciences