Impulsive Force Model Worksheet 2: Quantitative Conservation of Momentum Name: ______________________________________ 1. Kim holds a 2.0 kg air rifle loosely and fires a bullet of mass 1.0 g. The muzzle velocity of the bullet is 150 m/s. Find the recoil speed of the gun. Momentum conservation equation: Recoil speed =________________ 2. If the girl in the previous question holds the gun tightly against her body‚ the recoil speed is less. Calculate the new recoil speed for the 48 kg girl
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Part I: Pre-Lab Diffusion/Osmosis Pre-Lab Introduction: Dialysis tubing allows molecules to diffuse through microscopic pores in the tubing. Molecules that are smaller than the pores can diffuse through the dialysis membrane along the concentration gradients. Molecules that are larger than the pore size are prevented from crossing the dialysis membrane. Answer questions in complete sentences. For problems‚ show equations and work with units and appropriate significant figures. Part IA: In the following
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University of Phoenix Material Investments Worksheet Answer the following questions in at least 50 words each: What are the main differences between a 401K and a Roth IRA? One of the main differences between a 401K and an Roth IRA is that a 401k is offered by your employer‚ while the Roth IRA is something an individual seeks and funds on their own. With a 401K your employer contributes or matches what you are putting into your 401K. How would you explain the difference between a stock‚ a
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Labset One Worksheet 1. Label and describe the function of each of the following parts of the microscope (7) A. The ocular lens/eyepiece transmits and magnifies the image from the objective lens to the eye. B. The body tube transmits the image from the objective lens to the ocular lens. C. The nosepiece is a rotating mount holding many objective lenses. D. The objective lens is the primary lens that gathers as much light as possible from the specimen and brings it to a bright focus
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NAME: Brandon Davis DATE: 01/22/15 Virtual Lab #0: Mealworm Behavior Worksheet 1. Open the Virtual Lab: Mealworm Behavior 2. The lab simulation will be on the right side of the screen‚ the “Question” column will be on the left side of the screen. 3. Click the play button on the video controller in the lab simulation to watch an introductory video about mealworms. 4. Read the background information and instructions in the “Question” column. 5. Yellow mealworms are the larva stage of what
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F° 288K Ice water 1 minute 8 C° 46.4 F° 281K Ice water 5 minutes 5 C° 41.0 F° 278K Object Estimated mass (g) Actual mass (g) Actual mass (Kg) Mechanical pencil 4g 5.55g .00555kg 3 pennies 9g 8.7g .0087 kg 1 quarter 6g-7g 5.75g .00575 kg 2 quarters‚ 3 dimes 13g 18.3g .0183 kg 4 dimes‚ 5 pennies 20g 18.45g .01845 kg 3 quarters‚ 1 dime‚ 5 pennies 28g 34.0g .034 kg Key 6g-7g 7.65g .00765 kg Key‚ 1quarter‚ 4 pennies 25g 24.55g .02455 kg Mass A Mass B Mass B-A Liquid Volume
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University of Phoenix Material Investments Worksheet Answer the following questions in at least 50 words each: What are the main differences between a 401K and a Roth IRA? The main differences between a 401K and a Roth IRA are tax treatment‚ investment options and possible employer contributions. 401K plans and Roth IRAs are both popular tax- advantaged retirement saving vehicles. The two should be considered before determining which one to use. It is possible to contribute to both plans‚ but
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Essay #2 Tina Taylor William Jennings Bryan argues against the gold standard. What arguments does he give against the gold standard and why does it oppress the common people? William Jennings Bryan was against the Gold Standard because it artificially lowered inflation. In today’s times the Federal Reserve can print as much money as it wants and also control how the money circulates in the economy by buying and selling bonds. With the gold standard there was an infinite amount of gold that
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Experiment #2 Resonance of Air Columns Connie Wang PHYS 2426 – 103 Partners: Deneen Ernst‚ Dalton Penn‚ and Trey Thompson DATA__________________________________________________________________________________________ Room Temperature: 21°C Theoretical speed of sound: 343 m/s Experimental speed of sound (average): 348 m/s Percent Difference: + 1.46% Frequency of Tuning Fork (Hz) | First Position of Resonance | Second Position of Resonance | Wavelength (m) |
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what hosts are on the network and to see what services they are running. 2. What is the relationship between risks‚ threats and vulnerabilities as it pertains to Information Systems Security throughout the seven domains of a typical IT infrastructure? Threats and vulnerabilities lead risks‚ if you don’t have then then you don’t have any risk of anyone getting into your network 3. Which application is used for Step #2 in the hacking process to perform a vulnerability assessment scan? That would
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