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- A garden snail named Archie, owned by Carl Branhorn of Pott Row, England, covered a 33-cm course in 2.0 min at the 1995 World Snail Racing Championships, held in Longhan, England (Fig. P1.13). Determine Archies average speed Sav = d/t in the appropriate SI units.A student writes, "A bird that is diving for prey has a speed of -10 m / s." What is wrong with the student's statement? What has the student actually described? Explain.During 55 successive 1.001.00 min intervals, a runner moves at the following constant speeds: 0.4000.400 km/min, 0.2000.200 km/min, 0.1100.110 km/min, 0.1100.110 km/min, and 0.3600.360 km/min. a.) Find the total distance traveled. b.) Find the average speed.
- A ball is thrown from the top of a building and falls to the ground below. Its path is determine by the equation h=-4t square + 36t + 40, where h is the height above the ground in meters and t is the elapsed time in seconds. Determine: a. The maximum height the ball reaches and the time it takes to reach maximum height by using the method of completing the square. Keep in fraction form. b. Determine when the ball hits the ground. c. What is the height of the building.A person drops a rock from the edge of a cliff that is 1350 ft high. The initial acceleration is a=−32 ft/sec^2. 1. What is the velocity equation? Use t as the variable and v for the velocity. 2. What is the displacement equation? Use t as the variable and s as the displacement. 3.What time did it hit the ground? (Hint: s=0) 4. What was the velocity just before impact?A world record was set for the mens 100-m dash in the 2008 Olympic Games in Beijing by usian bolt of Jamaica. Bolt coasted across the finish line with a time of 9.69s. a. If we assume that Bolt accelerated for 2,63s to reach his maximum speed, and maintained that speed for the rest of the race, calculate his maximum speed and his constant acceleration. b.During the same Olympics, Bolt also set the world record in the 200-m dash with a time of 19.30 s. Using the same assumptions about acceleration time as for the 100-m dash, what was his maximum speed for this race?
- 22. A tennis ball travels down a ramp onto a table and at the end of the ramp has a velocity of .75 m/s. The ball is released from rest at the top of the ramp and travels 1.2 meters to the bottom. What is the acceleration as the ball travels down the ramp? Next create a velocity vs. time graph below taking care to label units and numbers properly. Give the equation for the graph in slope-intercept form (y = mx + b).Question Details A ball is rolled at a velocity of 12 m/sec. After 36 seconds, it comes to a stop. What is the acceleration of the ball? Round your answer to the tenths place (one decimal place). Units for the answer should be m/s2 3:21 PM 2/10/2021Name: 22. The following data show the position of an object as a function of time. Time Position (cm) (s) 0 0 1 3 2 11 3 4 5 254974 26 a Graph the data d. Make the new graph. FORBRIZAL e Determine the 96 80- 170 60 slope of the line of best fit. 50 40- 130- 20- b. What type of graph is this? lineur c. What should you graph to create a linear graph? to- 1 2 3 4 5 Time Page 7 of 10 ACL: SPH4U Introduction f. Write an exact equation to represent the relationship between position and time for this object.
- If an object is dropped from a 196-foot-high building, its position (in feet above the ground) is given by s(t)= - 16t² + 196, where t is the time in seconds since it was dropped. a. What is its velocity 1 second after being dropped? b. When will it hit the ground? c. What is its velocity upon impact?13. Find the time (Seconds)needed for a car to go from 25m/s to 55 m//s with an acceleration of 1.4 m/s^2? 12. You are driving home from at 85.0 km/h for 130. km, then you slowed down to 70.0 km/h. You arrived home after driving 3.00 hours and 10.0 minutes. What was your average speed in mete/h?s/workbook.asp?t%36886438 eets.co.. MCommonLit | MY A. 1. Calculating distance and dlsplacement. Calculate the total distance traveled and displacement of the man as he walks from his house to the destination. calculations as best as possible in the boxes. Type your answers next to distance and displacement. Show the • Distance: Total path length of motion or travel. Add together all of the segments of motion. • Displacement: The absolute change in position. The straight-line deference in position between the start of motion and the end of motion. Displacement is a vector. #1 Distance (d)= Displacement (Ax) = 300 m # 2 Distance (d) = 300 m Displacement (Ax) = 300 m # 3 Distance (d) %3! 100 m Displacement (Ax) D 300 m