Cliff height. You are climbing in the high Sierra where you suddenly find yourself at the edge of a fog-shrouded cliff. To find the height of this cliff, you drop a rock from the top and 10 s later hear the sound of it hitting the ground at the foot of the cliff. Ignoring air resistance, how high is the cliff if the

Q: 2h An object is released from a height h. Find the speed of the object at the height y = Select one:…

A: Given, u = 0 m/s, s = h - y = h-2h3=h3

Q: If a ball is thrown upward from the ground with an initial speed of 96 feet per second, its height…

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Q: A startled armadillo leaps upward, rising 0.586 m in the first 0.204 s. (a) What is its initial…

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Q: A ball is thrown vertically upward at t 0, with an initial speed of vo = above the ground. The ball…

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Q: 15. (c) What total distance did it travel? * Situation 1. A stone is thrown vertically upward with a…

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Q: An attacker at the base of a castle wall 3.95 m high throws a rock straight up with speed 8.20 m/s…

A: Hai, since there are multiple sub parts posted, we will answer the first three sub parts. (a)…

Q: A man decided to ride his car at 10 kph for the first 5 seconds. He then accelerates at 1 m/s for…

A: Given that:- speed of car and it's acceleration in different interval of time is given.

Q: A student in Physics 211 decides to do an experiment. They travel to a city and climb to the roof of…

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Q: A horse travels 65 km/hr with a distance of 5.98 km . a. How long does the horse travels? b. What is…

A: Introduction Given data    Speed of the horse (in 1st case) v = 65 km/h   Distance covered by the…

Q: You and 3 of your friends are sitting in the MSA Plaza when you realize that it is time for physics…

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Q: An attacker at the base of a castle wall 4 m high throws a rock straight up with speed 7.5 m/s from…

A:

Q: An attacker at the base of a castle wall 4 m high throws a rock straight up with speed 7.5 m/s from…

A: (a) From kinematics equation, the expression for the final velocity is:

Q: You are climbing in the High Sierra when you suddenly find yourself at the edge of a fog-shrouded…

A: (a) Time taken for the rock to reach the ground is, y=12gt2vT-t=12gt2330 m/s8 s-t=129.8…

Q: A landscape architect is planning an artificial waterfall in a city park. Water flowing at 0.750 m/s…

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Q: (a) A soccer player kicks a rock horizontally off a 39 m high cliff into a pool of water. If the…

A: Given : Height of a cliff (h) = 39 m Time (T) = 3.02 s Speed of sound (vsound) = 343 m/s

Q: 1. What is the speed of a bus that travels a distance of 400 km in 8.0 h? 2. A turtle moves a…

A: 1) speed = d/t = 400/8 = 50km/h  2) speed = d/t = 39.4/7.3 = 5.4 cm/s  3) s = vt = 25×0.4 = 10 m

Q: Superman throws a chocolate-covered peanut into the air and catches it in his mouth 6 seconds later.…

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Q: A startled armadillo leaps upward, rising 0.515 m in the first 0.198 s. (a) What is its initial…

A: Given:Height covered by the armadillo in first 0.198 seconds = 0.515 mg = 9.81 m/s2

Q: Professor Wells (from the Computer Science department) is going to ride the Argus Cycle Race in Cape…

A: Therefore average speed needed  to ride in order to finish the race in 4 hours is 27 km h-1.

Q: A bolt is dropped from a bridge under construction, falling 82 m to the valley below the bridge. (a)…

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Q: 14. A parachutist jumps out of a plane and falls freely for the first 50 m of the decent. The…

A: Before the opening of the parachute: ∆y=50 mvi,y=0 m/s Using the kinematic equation,…

Q: Q18: A pebble is released from rest at a certain height and falls freely, reaching an impact speed…

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Q: A bolt is dropped from a bridge under construction, falling 82 m to the valley below the bridge. (a)…

A:

Q: 1. What is the speed of a bus that travels a distance of 400 km in 8.0 h? 2. A turtle moves a…

A: Given  For the bus the covered Distance ,D1 = 400 km  And Time ,T1 = 8.0 hr    For the turtle, the…

Q: 2. A man decided to ride his car at 10 kph for the first 5 seconds. He then accelerates at 1 m/s?…

A: Equations of motion are 1. V = u + at 2. S = ut + (1/2 )at2 3. V2 = u2 + 2as

Q: A nerve impulse travels along a myelinated neuron at 66.5 m/s. a. What is this speed in mi/h? b.…

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Q: A particle's moves on the positive x-axis and its motion is described by the equation: X(t) = 6t3 +…

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Q: B. A rock falls from rest off a high cliff. How far has the rock fallen when its speed is 39.2…

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Q: An attacker at the base of a castle wall 3.65 m high throws a rock straight up with speed 7.4m/s…

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Q: It took an object 50 seconds to move from point A to B, then to CIf point Bis 10 m, east of point A…

A: Time taken for object to go from A to C through B t=50 s, B is 10 m east of A and 5 m west of C at…

Q: A Freshman MSU student tours around the MSU campus. From the College of Natural Sciences and…

A: Given:-

Q: 14. (b) What is the speed just before hitting? * Situation 1. A stone is thrown vertically upward…

A: According to question we need to find speed of stone before hitting the ground.

Q: A car traveling at 20m/s is attempting to drive up an icy hill. When it gets onto the hill, it is…

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Q: A particle starts from the origin at t = 0 with a velocity of (16 - 12) m/s and moves in the xy…

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Q: A stone is thrown straight up from the edge of a roof, 650650 feet above the ground, at a speed of…

A: Given A stone is thrown straight up from the edge of a roof, 650650 feet above the ground, at a…

Q: rock climber stands on top of a 50-m-high cliff overhanging a pool of water. He throws two stones…

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Q: A downhill skier crosses the finishing line at a speed of 30 1 m/s and immediately starts to…

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Q: Two children are playing on two trampolines. The first child bounces up one-and-a-half times higher…

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Q: An attacker at the base of a castle wall 4 m high throws a rock straight up with speed 7.5 m/s from…

A:

Q: A ball is thrown straight up in the air with an initial speed of 40 m/s. Ignore air resistance and…

A: Given data:  Initial velocity (Vi) = 40 m/s, upward  Acceleration due to gravity (g) = 10 m/s2,…

Q: A skier starts at the top of a 12º frictionless slope with a speed of 2.5 m/s. Her speed at the…

A: Slope = 12oInitial speed of skier on top (u) = 2.5 msfinal speed of skier at bottom (v) = 15 msLet…

Q: An attacker at the base of a castle wall 3.75 m high throws a rock straight up with speed 7.50 m/s…

A: "Since you have posted a question with multiple sub-parts, as per strict guidelines to us we will…

Q: er reaches a velocity of 12 m/s [W] while accelerating at 0.4 m/s2 [W]. If Joe accelerates at a rate…

A: We know that joe races with his younger sister Debbie  For joe's sister  the second equation of…

Q: When you throw a pebble straight up with initial speed V, it reaches a maximum height H with no air…

A: Solution Given, Initial Speed = V maximum height = H At height H all kinetic energy will convert…

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: