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PHY 101 Technology levels--snaptutorial.com

For more classes visit<br>www.snaptutorial.com<br><br>Chapter 3<br><br>20. Suppose that the three balls shown in Exercise 19 start simultaneously from the tops of the hills. Which one reaches the bottom first? Explain<br><br>22. Which is greater, an acceleration from 25 km/h to 30 km/h or one from 96 km/h to 100 km/h if both occur during the same time?<br><br>Chapter 4<br><br>14. Gravity on the surface of the Moon is only 1/6 as strong as gravity on Earth. What is the weight of a 10-kg object on the Moon <br>

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PHY 101 Technology levels--snaptutorial.com

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  1. PHY 101 Technology levels--snaptutorial.com

  2. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 1 Individual Assignment Textbook Exercises For more classes visit www.snaptutorial.com Chapter 3 20. Suppose that the three balls shown in Exercise 19 start simultaneously from the tops of the hills. Which one reaches the bottom first? Explain

  3. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 2 Individual Assignment Textbook Exerices For more classes visit www.snaptutorial.com Chapter 2: 36, 39 & 47 36. As you stand on a floor, does the floor exert an upward force against your feet? How much force does it exert? Why are you not moved upward by this force?

  4. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 2 Lab 20 and Lab 21 For more classes visit www.snaptutorial.com Lab 21 Pressure and Volume of a Gas Lab 20: Density and Buoyancy

  5. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 2 Learning Team Assignment Textbook Exercises For more classes visit www.snaptutorial.com Chapter 11 12. Why don’t equal masses of golf balls and Ping-Pong balls contain the same number of balls?

  6. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 3 Individual Assignment Textbook Exercises For more classes visit www.snaptutorial.com Chapter 15: 3 & 7 3. In a glass of water at room temperature, do all the molecules have the same speed? 7. Which has the greater amount of internal energy—an iceberg or a cup of hot coffee? Defend your answer 7. What is the purpose of a layer of copper or aluminum on the bottom of stainless steel cookware

  7. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 3 Lab 22 and Lab 23 For more classes visit www.snaptutorial.com Lab 22: Specific Heat of Metals

  8. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 3 Learning Team Assignment Textbook Exercises For more classes visit www.snaptutorial.com (Chapter 15) Problem 2: Suppose that a brass rod 1.0 m long expands 0.5 cm when its temperature is increased a certain amount. By how much will a brass rod 100 m long expand with the same change of temperature (Hewitt, 2010, p. 283)? Problem 4: Consider a 40,000-km steel pipe that forms a ring to fit snugly all around the circumference of the Earth. Suppose

  9. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 4 Individual Assignment Textbook Exercises For more classes visit www.snaptutorial.com Chapter 19: 7 & 31 7. What happens to the period of a wave when the frequency decreases? 31. Why is lightning seen before thunder is heard

  10. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 4 Lab 26 and Lab 28 For more classes visit www.snaptutorial.com Lab 26: Reflection and Refraction of Light Lab 28: Diffraction and Interference

  11. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 4 Learning Team Assignment Textbook Exercises For more classes visit www.snaptutorial.com Chapter 19 4. A weight suspended from a spring is seen to bob up and down over a distance of 20 cm twice each second. What is its frequency? Its period? Its amplitude? On a keyboard, you strike middle C, whose frequency is 256 Hz.

  12. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 5 Individual Assignment Scientific Investigation Summary For more classes visit www.snaptutorial.com Write a 350- to 700-word summary in which you discuss the value of the scientific investigation process by examining experiments conducted in this course. The scientific method was used to conduct experiments through observations, predictions, experiments, data collection, interpretations, and drawing conclusions. Answer the following questions: Why is creating a testable question and hypothesis important before conducting a scientific investigation?

  13. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 5 Individual Assignment Texbook Exercises For more classes visit www.snaptutorial.com Chapter 22: 2/6 #2: Suppose that the changes attracting each other in the preceding problem have equal magnitude. Rearrange Coulomb’s law and show that the magnitude of each charge is 2.8x10^-6C (2.8 microcoulombs).

  14. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 5 Learning Team Assignment Astronomical Research Presentation For more classes visit www.snaptutorial.com PHY 101 Week 5 Learning Team Assignment Astronomical Research Presentation

  15. PHY 101 Technology levels--snaptutorial.com PHY 101 Week 5 Learning Team Assignment Textbook Exercises For more classes visit www.snaptutorial.com Chapter 26 The Sun is 1.50 x 10^11 m from Earth. How long does it take for the Sun’s light to reach Earth? How long does it take light to cross the diameter of Earth’s orbit? Compare this time with the time measured by Roemer in the 17th century (Problem 1). The nearest star beyond the Sun is Alpha Centauri, 4.2 x 10^16 m away. If we were to receive a radio message from this star today, show that it would have been sent 4.4 years ago.

  16. PHY 101 Technology levels--snaptutorial.com

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