In the northeast United States, some lakes which were once considered good fishing spots no longer have fish living in them. The reason fish cannot survive in these lakes is because ________
A) of the greenhouse effect
B) the burning of fossil fuels produces acid rain
C) of global warming
D) of the depletion of the ozone layer
B
You might also like to view...
Science is supposed to be empirical and non-evaluative
Indicate whether this statement is true or false.
An ascribed status system is based on individual accomplishments
Indicate whether the statement is true or false
Research costs include
a. salaries b. pre-testing data costs c. equipment costs d. data collection costs e. all of these
Which of the following statements about immigrants and the English language is true?
a. Immigrants are reluctant to give up their native tongue and resist efforts to teach them English. b. Immigrants are only allowed to be in the U.S. legally if they can speak English. c. Immigrants quickly learn English when given opportunities to do so. d. Immigrants desire to learn English, but typically struggle to do so.