A student sees her physical science professor approaching on the sidewalk that runs by her dorm. She gets a water balloon and waits. When the professor is 2.0 s from being directly under her window 11 m above the sidewalk, she drops the balloon. You finish the story.

Q: The speed of sound in air is 340 m/s. What is the speed of a supersonic plane at twice the speed of…

A:

Q: A rabbit is moving in the positive x - direction at 2.00 m/swhen it spots a predator and accelerates…

A: (a)The x component of the rabbit’s acceleration is,Substitute the values,

Q: ASA launches a rocket at t=0t=0 seconds. Its height, in meters above sea-level, as a function of…

A: The rocket splashes down after 47.106 seconds. The rocket peaks at 2832.918 m qbove sea-level.

Q: A student throws a ball straight up into the air, and it travels to a height of 11 m. Ignoring air…

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Q: A cart has an initial velocity of 43 m/s and accelerates at the rate of 13 m/s in the opposite…

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Q: Bill runs at a steady pace of 5.00 m/s. How long will it take Bill to run 1.00 mile? (N.B. 1 mile…

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Q: A suspicious-looking man runs as fast as he can along a moving sidewalk from one end to the other,…

A: Given:  time to go, t = 2.5 s  time to come back, t' = 0 s

Q: An automobile moving at a constant velocity of 15m/s passes a gasoline station.Two seconds…

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Q: A racquetball strikes a wall with a speed of 25 m/s and rebounds in the opposite direction with a…

A: Given data: Initial speed of racquetball is, u=25 m/s. Final speed of racquetball is, v=20 m/s. Time…

Q: A private airplane leaves Midway airport and flies due east at a speed of 180km/h.  Two hours later,…

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Q: you ough moving in front of the sensor. 1.The object moves with a steady (constant) velocity toward…

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Q: A runner is moving with a speed of 2.68[m/s]. How long will it take the runner to complete a 5.0[km]…

A: The expression for find time taken by the runner to complete the race is t=dv

Q: While traveling at 89.52 km/h, a driver drops her cell phone on the floor of the car.  She reaches…

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Q: During astronaut training, the person rides a simulated rocket, accelerating from rest to maximum…

A: Calculate the acceleration opposite to the direction of motion by using the kinematics equation,…

Q: ow much time t (in seconds) does it take light to travel from the Moon to the Earth, a distance D =…

A: Given that                 The distance between the earth and the sun is (d) = 384,000Km =…

Q: A cement block accidentally falls from rest from the ledge of a 50.6-m-high building. When the block…

A: Newton's equations of motion in the vertical direction is v=u-gth=ut-12gt2v2=u2-2gh Here h is…

Q: A huge wooden block accidentally falls from rest from the ledge of a 48-meter - high building. When…

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Q: Joon Hyung is on the 3rd floor of the Physical Sciences building when he saw Bok Joo walking towards…

A: First we need to find eggs time taken to reach ground  given height h = 1.85 m  acceleration of egg…

Q: In a location where the train tracks run parallel to a road, a high-speed train traveling at 100 m/s…

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Q: A giant boulder is traveling down a hill at a rate of 20 m/s. You are located 1 km away from the…

A: Given : Speed (v) = 20 m/s Distance (d) = 1 km = 1000 m

Q: You are on the roof of a Physics Building, 35 m above the ground. Your physics professor, who is…

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Q: passenger train starts from a station just as freight train on a parallel track passes in the same…

A:

Q: An F18 is launched from the runway of an aircraft carrier. Starting from rest, in 2 s, the plane…

A: Write the given values with the suitable variables. u=0t=2 sv=151 km/h=151×10003600 m/s=41.94 m/s…

Q: A drunk man was driving his car at a speed of 25.0 m/s (or 90 kph) when he saw a cow in the middle…

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Q: . Two people pass the 2,000 meter mark on a walking trail at the same time, going in the same…

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Q: At the instant a traffic light turns green, a car that has been waiting at the intersection starts…

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Q: A tourist drops his cell phone from the top of the Renaissance tower and according to the…

A: Here the distance traveled by the cell phone is 270m.

Q: A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a…

A: The distance covered by the player is

Q: A soccer player kicks a rock horizontally off a 32 m high cliff into a pool of water. If the player…

A:

Q: A car moving at a constant velocity of 45 fps passes a coffee shop. Three seconds later, another car…

A: Given: velocity of first car v1 = 45 fps (constant) time gap between two cars t' = 3s initial…

Q: An athlete swims the length of a 50.0m pool in 20.0s and makes the return trip to the starting…

A: A) For the first half of the swim, The total distance covered by the athlete is 50 m. The total time…

Q: Jeff Bezos just landed on the moon and is conducting an experiment, he drops a hammer from rest from…

A: Write the given values with suitable variables. h=2.01 mu= 0 m/st=1.04 s Here, h, u, and t are the…

Q: A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a…

A: given : speed of second player, v = 14.3 m/s             initial speed of first player, u = 0…

Q: Archibald, an aging geezer, is out bicycling one fine afternoon, reliving his glorious youth and…

A: Consider the traffic police as the source of the sound, and it is stationary. Also, consider Archie…

Q: (the complete question is in the picture) Which of the following best describes an instantaneous…

A: Instantaneous speed can be defined as the rate of change of distance. Mathematically given by:…

Q: You are on the roof of a Physics Building, 17 m above the ground. Your physics professor, who is…

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Q: 2. V A particle moves according to the equation ¤ = 10t², where is in meters and t is in seconds.…

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Q: A drop tower of an amusement park rises at 5 m/s and is 45 m above the ground when one of the riders…

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Q: You are on the roof of a Physics Building, 35 m above the ground. Your physics professor, who is…

A: Given data: -  The height of the physics building is Y = 35 m. The height of the professor is y =…

Q: A car traveling at 20 m/s when the driver sees a child standing in the road. He takes 0.80 s to…

A: Given initial velocity (u) = 20m/s final velocity (v) = 0m/s Acceleration (a) =-7m/s2 v2=u2+2as

Q: A shopper uses the 55-meter long walkalator that goes at 1.5 m/s from the meat section to the…

A: vw=Velocity of walkalator=1.5 m/svs=Velocity of shopper=1.25 m/ss=Displacement=55 m

Q: A physics student with a stopwatch drops a rock into a very deep well, and measures the time between…

A: Given: The speed of the sound is 343 m/s. The total time is 6.2 s. The initial speed of the stone is…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –