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If you choose between two summer jobs, what is the one you do not choose called? A. trade-off B. opportunity cost C. decision at the margin D. opportunity at the margin
Weegy: C. decision at the margin User: Which of the following is an example of changing physical capital? A. hiring more workers to do a job B. building extra space in a factory C. switching to cheaper fuel D. lowering workers’ wages (More)
Question
Expert Answered
Updated 5/26/2013 12:34:51 PM
2 Answers/Comments
If you choose between two summer jobs, the one you do not choose is called: TRADE-OFF.
Added 5/26/2013 12:31:19 PM
B. building extra space in a factory is an example of changing physical capital.
Added 5/26/2013 12:34:51 PM
Demography is the scientific study of A. parasitism and disease. B. modernized countries. C. human populations. D. none of the above
Weegy: Demography is the scientific study of C. human populations. User: An ecological hot spot is an area where A. habitats and species show a high amount of biodiversity. B. hunting is encouraged. C. many habitats and species are at high risk of extinction. D. species diversity is too high. Weegy: C. many habitats and species are at high risk of extinction User: Which of the following is NOT a basic method used by ecologists to study the living world? A. experimenting B. animal training C. modeling D. observing Weegy: B. Animal training is not a basic method used by ecologists to study the living world User: During some kinds of population growth, the size of each generation of offspring is larger than the generation before it. So, as the population gets larger, it grows more quickly. This situation is called A. logistic growth. B. growth density. C. exponential growth. D. multiple growth. Weegy: C. exponential growth. User: Something that controls the growth or size of a population is A. the carrying capacity. B. the growth rate. C. a limiting factor. D. a growth factor. User: One property that makes DDT hazardous over the long run is that DDT is A. an insecticide. B. a perfect pesticide. C. subject to biological magnification. D. deadly to herbivores. Weegy: One property that makes DDT hazardous over the long run is that DDT is C. subject to biological magnification. User: Imported plants and animals in Hawaii have A. caused native species to die out. B. increased the native bird species. C. improved soil fertility. D. increased crop yields. Weegy: A. caused native species to die out. User: Plants are A. primary producers. B. primary consumers. C. herbivores. D. omnivores. Weegy: Plants are A. primary producers. User: A symbiotic relationship in which both species benefit is A. commensalism. B. mutualism. C. predation. D. parasitism. Weegy: Mutualism is a close relationship ... (More)
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Expert Answered
Updated 1/7/2014 11:09:58 AM
1 Answer/Comment
The diffusion of water across a selectively permeable membrane is called: B. osmosis.
Added 1/7/2014 11:09:58 AM
This answer has been confirmed as correct, not copied, and helpful.
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