Mathematics, 06.04.2021 01:00 ayoismeisalex
Casey wants to determine whether the rate at which melted glass cools affects the strength of the glass. He pours melted glass into a form and cools the glass at different rates. Then, he tests the breaking strength of each form. Which of the following is the test variable in this experiment?
A. type of glass
B. strength of the glass
C. thickness of the glass
D. cooling rate of glass
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Answers: 3
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Casey wants to determine whether the rate at which melted glass cools affects the strength of the gl...
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