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Chemistry, 21.06.2019 16:30, TheRealKodakBlack
What is a scientific theory? a. a scientist's guess about how something works b. the results of an experiment obtained using the scientific method c. a proven fact that will never change d. an idea that is backed by data from many sources
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Chemistry, 22.06.2019 07:20, camillexv2668
2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here
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Chemistry, 22.06.2019 20:00, bbyjean9974
State one important difference between a physical change and a chemical change?
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Chemistry, 23.06.2019 09:00, MrKrinkle77
Individuals within populations exhibit some diversity. as a result of possessing slightly different traits, some individuals are better able to survive and reproduce than others. if these individuals changes in the characteristics of the population may occur over time. the cumulative change in these characteristics is known as
Answers: 3
What 5 kinds of evidence can you use to determine if a chemical reaction has occurred?...
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