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[image] Above is a diagram of a Micrometer. What is the reading on this device? 

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When recording a manual measurement, which of the following is more correct? a. The number of digits to be recorded depends on the instrument being used. b. The number of digits to be recorded depends on the instrument being used, and the last digit, in the number recorded, will be a guess. c. The numbers of digits to be recorded depends on the instrument being used, and all numbers are certain. d. The numbers of digits to be recorded depends on the instrument being used, and the last digit is excluded. 

Definition
B. The number of digits to be recorded depends on the instrument being used, and the last digit, in the number recorded, will be a guess. 


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The SI units for mass, length, and time are? 

Definition
Kilograms, meters, seconds 


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The purpose of the Measurements experiment is to? a. To learn the proper use of the basic laboratory measuring devices and to perform basic laboratory calculations. b. To learn how to use computer software in making laboratory measurements. c. To learn lab safety rules. d. To learn lab rules and protocol in dealing with lab equipment. 

Definition
A. To learn the proper use of the basic laboratory measuring devices and to perform basic laboratory calculations. 


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The measuring devices used in Measurements lab was: a. Metric ruler, English ruler, micrometer, vernier caliper. b. English ruler, micrometer, vernier caliper c. metric ruler, micrometer, laboratory balance d. metric ruler, micrometer, vernier caliper, laboratory balance. 

Definition
D. metric ruler, micrometer, vernier caliper, laboratory balance. 


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You are told to plot a graph of position vs. time. Which of the following is true? a. Position goes on the y axis and time goes on the x axis. b. Position goes on the x axis and time goes on the y axis. c. You are free to plot position and time on either axis. d. Without further information it is impossible to know which quantity goes on which axis. 

Definition
A. Position goes on the y axis and time goes on the x axis. 


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Given your standard kinematic equation V = at + Vo, and the standard equation for a line y=mx+b, when asked to graph velocity vs. time, graphically Vo would correspond to: a. The independent variable b. The dependent variable c. the yaxis intercept d. The slope of the line 

Definition


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You are asked to plot velocity vs time. The slope of this graph will represent what physical quantity? a. Velocity b. Time. c. Displacement. d. Acceleration. 

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You have a position vs. time graph. Two points on the best fit line of this graph are (1.0s, 5.2m) and (3.7s, 6.4m). Calculate the slope of this graph, with units, and with correct sig figs. a. 0.44 s/m b. 0.44 m/s c. 2.2 s/m d. 2.2 m/s 

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In exercise 3 of the Graphical Analysis of Data experiment, equation 4 [T = 2pi*sqrt(l/g)] describes the behavior of a simple pendulum. What does T in the equation represent? a. Tension b. Length c. Period D. Energy 

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When representing vectors graphically the magnitude of the vector is related to the length of the arrow drawn. True or False? 

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The two coordinate systems mentioned in the Vector Addition lab are: a. Polar and Cylindrical b. Rectangular and Cylindrical c. Rectangular and Polar d. Polar and Spherical 

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Let Vector A have a magnitude of 4, and Vector B have a magnitude of 3. When adding them together what resultant will you get? 

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When adding vectors how is the equilibrium related to the resultant? a. The equilibrant has the same direction but twice the magnitude as the resultant. b. The equilibrant has the same direction but half the magnitude as the resultant. c. The equilibrant has the opposite direction but the same magnitude as the resultant. d. The equilibrant has the opposite direction but twice the magnitude as the resultant. 

Definition
C. The equilibrant has the opposite direction but the same magnitude as the resultant. 


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When a mass is being uniformly accelerated, that means? a. The mass is moving with a constant velocity b. The mass is always moving in the same direction c. The mass is moving with a constant acceleration d. The acceleration the mass is experiencing is constantly changing 

Definition
C. The mass is moving with a constant acceleration 

