tulensru02
21.10.2020 •
Biology
An engineer tests three new ceramic parts, each of which could potentially replace a steel part inside an automotive engine. The three parts, identical in size, are each made of a different ceramic compound. The parts are heated to the same temperature and placed under the same stress loads. At the end of the test, the engineer concludes Part B is the best for the job. What was the independent variable in this test?
Select one:
a. dimensions of the parts
b. temperatures to which the parts were heated
c. the engine used to test the parts
d. the composition of the parts
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Ответ:
runoff
Explanation:
I FINK