Physics, 05.05.2020 19:09 cynone8254
To store stacks of clean plates, a cafeteria uses a closed cart with a spring-loaded shelf inside. Customers can take plates off the stack one at a time through a hole in the top. A stack of plates compresses the spring 0.40 m. The spring constant is 240 N/m. What is the elastic potential energy of the spring?
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Which would not reduce the amount of green house gasses in the air
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What happens to the vapor pressure of a substance when its surface area is increased at constant temperature?
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Hydroelectricity provides about 7 percent of the electricity generated in the united states. (a) explain how a hydroelectric power plant converts energy stored in water into electricity. (b) identify two factors that determine the amount of electricity that can be generated by an individual hydroelectricity power plant. (c) describe the two main types of land-based hydroelectric power plants. (d) describe two economic advantages and two environmental disadvantages of hydroelectricity.
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Advancements in technology include the development of new or better processes, techniques, equipment, and systems. which technology advancement is most related to the field of genetic research? alteration of dna to control crop development creation of vaccinations for diseases, such as polio invention of diagnostic imaging equipment establishment of the environmental protection agency (epa)
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To store stacks of clean plates, a cafeteria uses a closed cart with a spring-loaded shelf inside. C...
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