During which of the following stages do downdrafts spread throughout a thunderstorm?

A. developing stage
B. precipitating stage
C. cumulus stage
D. dissipating stage


Answer: D

Environmental & Atmospheric Sciences

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You are hired by a pesticide company to determine whether its new pesticide ("Zap-em") is effective at controlling soybean aphids, an invasive species that costs American farmers millions of dollars a year in crop damage and control costs

Describe an experiment you would perform to test the effectiveness of Zap-em.

Environmental & Atmospheric Sciences

In the coastlines investigation, what coastline feature is represented by the very steep topography along the western coast (left side of island)?



A) Sea cliffs
B) Marine terrace
C) Delta
D) Spit and sand bar
E) Submerged coastline
F) Sandy beach

Environmental & Atmospheric Sciences

How are disconformities different from uncomformities?

A) They are the same. B) A disconformity has uniformly layered sediments whereas an uncomformity has horizontal layers with angular beneath or above. C) A disconformity has horizontal layers with angular beneath or above whereas an unconformity has uniformly layered sediments. D) A discomformity is older than an unconformity.

Environmental & Atmospheric Sciences

An active remote sensing system that uses reflections from emitted sound waves to probe ocean depths is called ____

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences