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Chemistry, 22.06.2019 18:30
The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of
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Chemistry, 22.06.2019 22:30
Which of the following molecules is polar? c3h7oh c2h5cooh
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Chemistry, 22.06.2019 22:30
Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility
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Chemistry, 22.06.2019 23:00
What is the most common reason for matter changing its state?
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In an oxidation–reduction reaction, what happens to the electrons in the oxidation process? a. elec...
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