Use examples to distinguish an open system from a closed system
What will be an ideal response?
An open system is one in which energy and matter flow in and out of the system. A forest is an example of an open system. A closed system is closed off from surroundings systems and is self-contained. In terms of matter, the Earth is essentially a closed system.
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The Equation of State (Ideal Gas Law) gives a relationship between:
A) pressure and wind speed. B) pressure, temperature, and wind speed. C) pressure, density, and temperature. D) pressure, moisture content, and density. E) none of the above
Which of the following is not true of urban growth trends?
A) The number of megacities is increasing. B) The proportion of people living in megacities is decreasing. C) Cities with populations smaller than 500,000 inhabitants are increasing in number. D) The trend of moving from rural to urban areas will remain strong through 2030.
The final breakdown and recycling of organic material is accomplished by
A. top level consumers. B. scavengers. C. detritivores. D. decomposers.
________ continental margins occur where oceanic lithosphere is being subducted beneath the edge of a continent
Fill in the blank(s) with correct word