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Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.

One historical reason that people in the indian subcontinent have been reluctant to use livestock for food has been that a. their digestive systems are unable to handle meat and proteins b. they refused to eat meat in order to show resistance to british imperialism c. they are able to use cattle as a labor mainstay of their agriculture d. they can use the meat from cattle as fertilizer to make crops grow better

Atoy manufacturing company currently produces 100 toys each day. the workers at that company earn $15 per hour. however, the government establishes a minimum wage of $24 per hour. the company cannot afford to keep all its workers, so it lays off some employees. how many people lose their jobs? a. 14 b. 18 c. 23 d. 41