Chemistry, 29.10.2020 21:00 lovelyheart5337
A chunk of coal has a substantial amount of chemical potential energy. This image is courtesy of Oak Ridge National Laboratory. If released, the chemical potential energy will cause the coal atoms and molecules to vibrate violently, and this internal kinetic energy can be transferred to other nearby objects. Which of these is the best way to transform this chemical potential energy into internal kinetic energy? A. burn the coal B. drop the coal from a great height C. submerge the coal in water D. roll the coal down a hill
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Which of the following best describes technology a. something created for only scientists to use b.the method of thinking that scientists use. c.the application of engineering to create useful products. c. a scientific idea
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In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i
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A chunk of coal has a substantial amount of chemical potential energy. This image is courtesy of Oak...
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