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Which visible quality of smoke shows that it contains a lot of gas influencing the other particles? (a)the shade of the color is different in different places. (b)smoke usually has an unpleasant smell. (c)smoke rises out of very hot substances. (d)the shape of the smoke changes very easily.
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In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant
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You can decrease the resistance of a length of wire by
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What efficiency of a car's engine when heat input is 200,000 joules and waste heat is 150,000 joules? a. 75% b. 35% c. 25% d. 85%
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Which visible quality of smoke shows that it contains a lot of gas influencing the other particles?...
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