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Stack #170056

QuestionAnswer
How many significant figures does the answer to (1.3 x 10^-5) x (5.02 x 10^-2) have? 2
Write 0.006730 in scientific notation 6.730 x 10^-3
Write 50,000.0 in scientific notation 5.00000 x 10^4
How many significant figures does the measurement 0.4004 ml have? 4
Subtract 7.11 cm from 8.2 cm. 1.1 cm
What is the difference between a physical and chemical change? With a physical change the same substance is still there it has just changed appearance. With a chemical change a totally new substance is formed.
What is the difference between heat and temperature? Heat is the flow of energy from one substance to another, while temperature is the measure of the average kinetic energy of an object.
What is the rule for rounding to the correct number of significant figures for the functions of addition and subtraction? Limit and round the answer to the least number of decimal places in any of the intial numbers.
What is the rule for rounding to the correct number of significant figures for the functions of multiplication and division? Limit and round the answer to the least number of significant figures in any of the initial numbers.
How many significant figures are in the number 400 ? 1
What is the product of 0.8102 m and 3.44 m? 2.79 m^2
Created by: kkrygier
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