What describes the difference between passive and active solar energy designs?
A. active involves glass windows and trees
B. active works only during the daytime
C. active works on cloudy days
D. active makes use of gravity heating
E. active involves some type of mechanical system
Answer: E
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Physical oceanographers design and build oil platforms, ships, harbors, and other structures that enable us to use the
ocean wisely. a. True b. False
Which of the following igneous rocks would be formed by the slowest cooling?
A. medium-grained granite B. volcanic glass C. coarse granite D. fine-grained granite E. There is not enough information to tell.
________ are usually the most abundant gases emitted during basaltic volcanism
A) Water and carbon dioxide B) Oxygen and nitrogen C) Neon and ammonia D) Chlorine and sodium
There is some evidence that increases in greenhouse gas concentrations are responsible of the vast majority of global warming over the last century.
Answer the following statement true (T) or false (F)