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The critical angle in air for a particular type of glass is 39.0°. What is the speed of light in this class glass? ($c = 3.00 \times 10^8 m/s$) A $1.89 \times 10^8 m/s$ B $1.97 \times 10^8 m/s$ C $1.91 \times 10^8 m/s$ D $2.00 \times 10^8 m/s$ E $1.94 \times 10^8 m/s$

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Essential Environment, The Science Behind the Stories, 6" Edition, Jay Withgott and Matthew Laposata, ISBN: 0134204883

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a muscle which flexes the knee would likely be found where?

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The assumption that racial differences are purely biological is problematic because: q, different groups use different criteria to define racial groups the categories used to divide groups into races are not fixed and vary from society to society all of these choices the biological characteristics that have been used to define different racial groups vary both within and between groups The assumption that racial differences are purely biological is problematic because: O different groups use different criteria to define racial groups O the categories used to divide groups into races are not fixed and vary from society to society Oall of these choices O the biological characteristics that have been used to define different racial groups vary both within and between groups

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3. Suppose a firm's workers, type A and type B, are independent in production. All else equal, it is optimal for the firm to hire a. a mixture of type A and type B workers. b. only type A workers, if type A workers have a higher sales to dollar cost ratio. c. only type A workers, if type A workers have a higher dollar cost to sales ratio. d. Any of the above could be true.

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Consider the circuit below 2A ? 8A Rx ? 6A Ry 15ARz 10A ? Roc = 1/4 ? Ry = 1/8 ? Rz = 2 ? a) Calculate the currents flowing through resistors Rx, Ry, and Rz b) Calculate the voltage and the power dissipation across each of these resistors.

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A student sets up the following equation to convert a measurement. (The ? stands for a number the student is going to calculate.) Fill in the missing part of this equation. (10. Pa \cdot mm$^2$) \boxed{} = ? Pa \cdot m$^2$

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A box contains three cards. On one card there is a question mark (Q), on another card there is an apple (A), and on the third card there is a triangle (T). Two cards are to be selected at random with replacement. Complete parts (a) through (e) below. a) Determine the number of sample points in the sample space. There are points in the sample space.

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The current population of a small town is 2323 people. It is believed that town's population is tripling every 11 years. Use the secant line to approximate the population of the town 2 years from now.

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Solve the given equation for x in terms of y using a natural logarithm. y = 4(7)^x

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