Is water a renewable or non-renewable resource?
a. clean water enters the earth system...
Is water a renewable or non-renewable resource?
a. clean water enters the earth system from rainfall and replenishes much faster than it is used, so it's renewable.
b. water can be filtered for reuse, and cycles through earth in the hydrologic cycle, so it is renewable.
c. there is so much fresh clean water on earth that humans will never be able to use all of it, so it is non-renewable.
d. we cannot clean water effectively when it is polluted, so it is completely non-renewable.
i think it's b but let me know
Answers: 3
Biology, 21.06.2019 15:30, acediego3119
Skulls of (1) modern gorilla, (2) australopithecus afarensis, (3) homo erectus, (4) homo neanderthalensis, (5) homo sapiens based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ? (2 points)
Answers: 1
Biology, 22.06.2019 12:10, MIAkwicc39
What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.
Answers: 2
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