Major tsunami from Pacific subduction zones can occur as often as every few hundred years

a. True
b. False


ANSWER: True

Environmental & Atmospheric Sciences

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A transgression occurs when the sea advances landward. Indicate whether the statement is true or false

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In what three ways does a stream transport its load? Which part of the load moves most slowly?

What will be an ideal response?

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The Sun’s energy output, called brightness, varies by ____ with sunspot activity

a. ?less than 1 percent b. ?about 2 percent c. ?about 5 percent d. ?about 10 percent e. ?more than 15 percent

Environmental & Atmospheric Sciences

Which of the following best matches the description?Radiation consisting of electrons released from the nuclei of many fissionable atoms.

A. U-235 B. transuranic waste C. radiation D. nuclear breeder reactor E. radioactive half-life F. heavy-water reactor G. beta radiation H. alpha radiation I. light-water reactor J. decommissioning K. gamma radiation L. rem M. nuclear fusion N. thermal pollution O. moderator P. nuclear fission

Environmental & Atmospheric Sciences