If a ball is thrown straight up into the air, what is its acceleration as it moves upward? magnitude ________ m/s^2 direction _________ What is its acceleration when it reaches its highest point and is stopped at an instant? magnitude_________m/s^2 direction _________

Q: A woodchuck runs 24.8 m to the right in 4.73 s, then turns and runs 9.1 m to the left in 3.36 s.…

A: Given  Displacements of the woodchuck is s1=+24.8 m and s2=-9.1 m (considering displacement to the…

Q: A ball rolls up a slope. At the end of four seconds, its velocity is 30 cm/s; at the end of eight…

A: Given data:  Initial velocity (v0) = 30 cm/s at t = 4 s Final velocity (v) = 6.0 cm/s at t = 8 s…

Q: From the top of a cliff, a person throws a stone straight downward. The initial speed of the stone…

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Q: A person hits a trampoline while moving downward with a speed of 4 m/s and rebounds a short time…

A: The magnitude of the average acceleration is given by

Q: A ball is thrown straight up with an initial speed of 9.5m/s. It is caught at the same distance…

A: (1)The distance the ball rise is,

Q: If a ball is thrown straight up into the air, what is its acceleration as it moves upward? magnitude…

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Q: Cardo shot a bullet from shoulder height (1.6 m). The initial speed of the bullet 196 m/s. (a) How…

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Q: A white-crowned sparrow flying horizontally with a speed of 1.80 m/s folds its wings and begins to…

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Q: To determine the height of a bridge above the water, a person drops a stone and measures the time…

A: height = h = 41 m initial velocity of stone = V = 0 m/s ( dropped ) time = t = ?

Q: You drop an object from rest (initial velocity = 0) from a height of 6.8 metres. What is the final…

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Q: A baseball is seen to pass upward by a window with a vertical speed of 14 m/sm/s . The ball was…

A: Equation of kinematics are as follow:v2=v02+2gd…

Q: An object rolls off a 17.0-m high cliff with a speed of 4.50 m/s. a. The time for the coconut to…

A: Given data: Height  =17.0m Speed =4.50 m/s The projectile motion of the ball is,

Q: A tennis ball is thrown vertically upward with an initial velocity of +9.3 m/s. a) What will the…

A: According to the given data u=9.3m/s vertically We need to find (a) Velocity of the ball when it…

Q: Check my work A cyclist starts from rest and pedals so that the wheels make 8.00 revolutions in the…

A: Answer Initial angular velocity ωi = 0 rad/s Number of revolutions ∆θ = 8 rev ∆θ = (8)* (2π rad) ∆θ…

Q: A brass ball is shot vertically upward from the surface of an atmosphere-free planet with an initial…

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Q: An object is dropped in an unknown planet from height 50 m, it reaches the ground in 2 s . The…

A: Solution: Given: An object is dropped in an unknown planet from height 50 m, it reaches the ground…

Q: A westward moving bicycle slows down from 10.0 m/s to 4.0 m/s in 3.0 seconds. What is the magnitude…

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Q: A skydiver falls d1=355md1=355m in t1=8.7st1=8.7s before opening her parachute. After the chute…

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Q: A major-league pitcher can throw a ball in excess of 43.5 m/s. If a ball is thrown horizontally at…

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Q: To determine the height of a bridge above the water, a person drops a stone and measures the time it…

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Q: A ball is thrown vertically upward with a speed of 15.0 m/s. (a) How high does it rise? (b) How long…

A: The initial velocity of the ball is u=15 m/s. Let the highest point be denoted by h and time taken…

Q: Does the magnitude of your acceleration have to be greater than 9.8m/s² to leave the ground?…

A: Let mass of person is m and acceleration due to gravity is g.  Let force applied by person is F.…

Q: A rock is tossed from the top of a building at an angle of 20° above the horizontal with an initial…

A: Let v be the initial speed of the rock, theta be the angle, h be the height of the building, g be…

Q: zontal at

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Q: From the top of a cliff, a person throws a stone straight downward. The initial speed of the stone…

A: According to Newton's second law of motion:"The acceleration of an object is directly proportional…

Q: A hot air balloon is travelling vertically upward at a constant speed of 3.7 m/s. When it is 27 m…

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Q: starting from rest, a rocket is launched upward (a=4.20 m/s^2). At t=6.85 sec, the motor shuts off…

A: The rocket will reach the maximum height in two stages. In the first stage while accelerating and in…

Q: While standing at the edge of the roof of a building, a man throws a stone upward with an initial…

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Q: A rock is tossed from the top of a building at an angle of 30° above the horizontal with an initial…

A: Given data The angle of the projection of the toss is: θ = 30° The initial speed of the rock is: u =…

Q: Two balls are simultaneously dropped from a height of 5.0 m. How long tg does it take for the balls…

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Q: A westward moving bicycle increases its speed from 2.0 m/s to 12.0 m/s in 4.0 seconds. What is the…

A: Given IInitial speed of the bicycle is v0=2.0 m/s Final speed of the bicycle is vf=12 m/s Time…

Q: A rock is tossed from the top of a building at an angle of 20° above the horizontal with an initial…

A: Consider the rock’s initial velocity be u, the vertical component of the velocity be uy, and the…

Q: A red ball is thrown down with an initial speed of 1.1 m/s from a height of 28 meters above the…

A: Part (1) Given: The initial speed of red ball is ur=1.1 m/s. The height from which red ball 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 –