Sound can kill when it is at ____ dbA.
A. 20
B. 40
C. 70
D. 100
E. 180
Answer: E
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A city that emphasizes prevention of pollution, reduction of waste, and effective use of resources is called a(n) ____________________
Fill in the blanks with correct word
Referring to the much studied temperature record of the past 140 years, significantly more observations were made of which of the following temperature records?
A. ocean bottom waters temperatures B. air temperatures over the oceans C. air temperatures D. freshwater lakes temperatures
How can agricultural irrigation practices be altered to decrease loss of fresh water?
What will be an ideal response?
The four most populous countries in Oceania are Australia, New Zealand, Papua New Guinea, and Fiji
a. True b. False Indicate whether the statement is true or false