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College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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 alt="8. A motorcycle travels 300 miles south in 3 hours.
What is the average Velocity?
9. If the velocity of a car is 45 kilometers per hour
west, how far can it travel in 0.5 hours?
10. An airplane travels 4,425 kilometers west in 5
hours. What is its average Velocity?
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Transcribed Image Text:8. A motorcycle travels 300 miles south in 3 hours.
What is the average Velocity?
9. If the velocity of a car is 45 kilometers per hour
west, how far can it travel in 0.5 hours?
10. An airplane travels 4,425 kilometers west in 5
hours. What is its average Velocity?
D0000000OC
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- Write the scientific notation (10n) 0012 = 560000 = Write out the number 3 x 104 = 8 x 10-2 = How many centimeters are in 2 kilometers? Write your answer in scientific notation. How long would it take in minutes to travel 5km if you are traveling at a speed of 30 m/s? A ship left shore 3 days ago and has been moving at a constant speed. The cruise ship is now 1440 miles away. What is the average speed in mph? 5a. A tuning fork has a period of 4s. What is the frequency? 5b. If the tuning fork above is struck in air, what is the wavelength? 5c. If the tuning fork above is struck in water, what is the wavelength? The wave below is traveling at 5 m/s. 6a. What are the wave y(x) and oscillator y(t) sinusoid equations for this wave? What is a sound wave? Identify where the compressions and the rarefactions are in both graphs.…arrow_forwardTectonic plates are large segments of the Earth's crust that move slowly. Suppose that one such plate has an average speed of 3.21 cm/year. Hint a. What distance does it move in 1.71 s at this speed in nanometers? It moves a distance of nm. b. What is its speed in kilometers per million years? Its speed is km/million years.arrow_forward5. What number represents the phrase, “the opposite of the additive inverse of −5?” Part 2: Draw a number line and use it to represent the expression below. Write the value of the expression on the line. 4 + (-5)arrow_forward
- 13. If I start in Greenville and drive 50 miles straight north and then turn and drive 100 miles straight west, how far away from Greenville am I. In what direction would I needed to have driven to get here directly?arrow_forward4. What is the most important element of discovering natural laws? 5. What is a model in physics? 6. What is a theory?arrow_forwardAstronomers use a light-year to measure distance. A light-year is the distance light travels in one year. The speed of light is approximately 300,000 km/sec.a. How long is 1 light-year in kilometers?b. The nearest star (other than the sun) is Alpha Centauri. It is 4.34 light-years from Earth. How far is that in kilometers?c. How long will it take a rocket traveling 42,000 km/hr to reach Alpha Centauri?arrow_forward
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