Suppose that you drop the ball from a 55.0 m high tower. a. How long will it take to reach the ground? (Describe the motion of the ball and draw the diagram with known quantities, label coordinates and directions)! b. What will be the velocity when it reaches the ground? c. Sketch the plots of distance, velocity, and acceleration as a function of time?
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- A ball is thrown downward from the top of a 300 ft tall building with an initial velocity of 100 ft/s. How fast is the ball traveling when it hits the ground below? How long did it take the ball to hit the ground? Round to to decimal places. draw a simple sketch. Make a list of all given values, units, and the variables they represent. State at the start of the problem which direction is positive. Write the general form of the equation you are going to use. Insert the know values and then solve the equation.Instructions:You will be given one description of motion (words, motion diagram, graph of position x, velocity v, or acceleration a) and asked to complete the other descriptions of motion. For the paragraph response, select the choices from the drop-down menus that best complete the description of motion. For the position, velocity, and acceleration graphs, you will need to enter the number of the graph from the illustrated chart that best depicts the correct curve. PROBLEM #1 a. At the beginning, the object is at rest at the origin. Then, the object is moving to the {left/right} at a(n) {increasing/ decreasing/ constant} {positive/ negative} accelertion b. What is the number of the graph that best represents the position x? c. What is the number of the graph that best represents the velocity v? d. What is the number of the graph that best represents the acceleration a?Salem, Sabrina’s magical black cat, gets scared and jumps straight upward with an initial velocity of 20 m/s from a height of 115-meters.Draw a velocity vs time graph to describe the cat’s motion for the first five seconds of motion.What is the cat’s velocity and acceleration at it’s maximum height?What is the cat’s velocity when it hits the ground?How long does it take for the cat to hit the ground?
- Q1b) Thank you in advance for your quick help. Since the question is related please answer both questions together. A stone is thrown upward at angle of 35o with a speed of 30 m/s from the top of a 40-m high building. (a) How long does it take the stone to reach the ground? (b) What is the speed of the stone just before it hits the ground?A cannon is fired at 400 ft/s at an angle of 80 degrees. What is the max height that the cannonball reaches? How long did it take for it to reach its max height? What is the range of the cannonball? Make a simple sketch. Make a list of all given values, units, and the variables they represent. write the general form of the equation you are going to use. Insert the known values and solve. State at the start of the problem which direction is positive by using an up or down arrow. Keep the velocity components and time to 2 decimal places1. A ball was dropped from a building and reached the ground in 4s. Show the equations that you use and all calculations. a) How much was the height of the building? b) How fast was it going when it hit the ground? c) How much is the acceleration of the ball (magnitude and direction)? Explain 2. A ball is thrown up and it takes 9 seconds to reach maximum height. Show the equation that you use a) How fast was it going when I threw it? b) How high up did it go? d) What was the acceleration (magnitude and direction) of the ball going up? Explain. e) What was the acceleration (magnitude and direction) of the ball going down? Explain. f) When was the ball speeding up and slowing down? Explain.
- Instructions:You will be given one description of motion (words, motion diagram, graph of position x, velocity v, or acceleration a) and asked to complete the other descriptions of motion. For the paragraph response, select the choices from the drop-down menus that best complete the description of motion. For the position, velocity, and acceleration graphs, you will need to enter the number of the graph from the illustrated chart that best depicts the correct curve. Problem#3 a. At the beginning, the object is located to the left of the origin and is moving to the right at constant speed and {positive/ negative/ zero} acceleration. At the end, the object is located to the right of the origin. b. What is the number of the graph that best represents the position x? c. What is the number of the graph that best represents the velocity v? d. What is the number of the graph that best represents the acceleration a?Instructions:You will be given one description of motion (words, motion diagram, graph of position x, velocity v, or acceleration a) and asked to complete the other descriptions of motion. For the paragraph response, select the choices from the drop-down menus that best complete the description of motion. For the position, velocity, and acceleration graphs, you will need to enter the number of the graph from the illustrated chart that best depicts the correct curve. Problem#5 At the beginning, the object is at the origin and is moving to the right. It moves the entire time with a constant, negative acceleration. At the end, the object is located again at the origin. a. What is the number of the graph that best represents the position x? b. What is the number of the graph that best represents the velocity v? c. Hint: Look at the first half of the graph.What is the number of the graph that best represents the acceleration a?solve the following problem below. provide a complete solution with G (given), U (unknown), E (equation), and S (solution). As in the previous example, imagine that Lydia de Vega attained a speed of 6 m/s after 2 s from the start of the race. Solve the following problems using the given information: a.) What is her average acceleration during this time interval? b.) Suppose she attained a speed of 10 m/s after 8s from the start of the race. What is her average acceleration during the 2 to 8 second time interval? c.) Suppose at 8s from the start of the race, she slows down to a speed of 7 m/s for 2s. What is her average acceleration for this time interval?
- A ball is thrown up and it takes 7.00 seconds to reach maximum height. Show the equation that you. a) How fast was it going when I threw it? b) How high up did it go? d) What was the acceleration of the ball going up? Give both magnitude and direction (up or down). Explain. e) What was the acceleration of the ball going down? Give both magnitude and direction (up or down). Explain. f) When was the ball speeding up and when was it slowing down? Explain.a rocket sled moves along a straight track. the position vs time (x-t) graph of the rocket sled is shown to the right when is the rocket sled at rest? when is the rocket sled acceleration? what is the velocity( in meters per second) of the rocket sled at t= 1.5 s? what is the velocity ( in meters per second) of the rocket sled at t= 5.5s? what is the position (in meters) of the rock at t=5.5s?The figure to the right is the position-versus-time graph of a jogger. a) What is the jogger’s velocity at t = 10 s, at t = 25 s, and at t = 35 s? b) Find his average speed between 10 s and 35 s. c) what is the jogger’s average velocity and average speed for the overall trip (0 s to 40 s)? (d) Draw the velocity vs time graph of this motion