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Chapter 1: Q9. (page 18)
What, approximately, is the percent uncertainty for a measurement given as?
The correct answer of percent uncertainty is 0.6%.
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A standard baseball has a circumference of approximately 23 cm. If a baseball had the same mass pear unit volume (see Tables in section 1–5) as a neutron or a proton, about what would its mass be?
Hold a pencil in front of your eyes at a position where its blunt end just blocks out the moon (see the figure below). Make the appropriate measurements to estimate the diameter of the moon, given that the earth-to--moon distance is.
American football uses a field that is 100.0 yd long, whereas a soccer field is 100.0 m long. Which field is longer, and by how much (gives yards, meters, and percent)?
The speed vof an object is given by the equation, where trefers to time.
(a) What are the dimensions of A and B?
(b) What are the SI units for the constants Aand B?
A certain compact disc (CD) contains 783.216 megabytes of digital information. Each byte consists of exactly 8 bits. When played, a CD player reads the CD’s information at a constant rate of 1.4 megabits per second. How many minutes does the player take to read the entire CD?
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