A girl drops a rock from the edge of a cliff and observes that it strikes the bottom 2.241 s later. How high is the cliff?

Q: A stone is thrown straight up. When it reaches its highest point, A Both its velocity and…

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Q: A photographer inside a helicopter descending vertically at 15m/s at an altitude of 55 m…

A: Given: The initial velocity of the camera is 15 m/s. The altitude of the drop is 55 m. Introduction:…

Q: A ball traveling at 89 m/s rolls off the edge of a level table. If it hits the floor 3 m away from…

A: Given data:  Initial velocity of ball (V0) = 89 m/s, horizontal Horizontal distance (d) = 3 m…

Q: A cement block accidentally falls from rest from the ledge of a 54.7-m-high building. When the block…

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Q: I drop a water balloon from my window 40m off the ground how long does it take to hit my neighbor?

A: Let us consider that the neighbor is standing on the ground and have a height of about 1m (it can be…

Q: A car travels at 30 m/s for 2 minutes. How far has it travelled in this time? 3 600 m

A: Given : Speed of a car (v) = 30 m/s Time taken (t) = 2 minutes = 2 × 60 = 120 s

Q: An arrow is shot vertically upward and then 1.92 s later passes the top of a tree 42.7 m high. How…

A: Given The height of the tree is h=42.7 m. The time taken to reach the top of the tree is t=1.92 s.…

Q: • A ball is thrown straight down at 12m/s toward the ground from a height of 45m. • How long does it…

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Q: A football is kicked 40 m. If the ball is in the air for 4 s, with what initial speed was it kicked?

A: Answer             22.004m/s

Q: A ball was launched straight up with 32m/s. At what height is the object after 3s? 140 m 45 m 96 m…

A: Given data: Initial velocity (u) = 32 m/s Time (t) = 3 sec Need to determine the height of the ball…

Q: A person walks up a stalled 20 m long escalator in 80 s. When standing on the same escalator, now…

A: When the escalator is stalled, calculate the speed (v1).

Q: A package is dropped from a helicopter at a height of 310m. If it accelerates toward earth at…

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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 stone is thrown vertically upward at the rate of 20 m/s. It will return to the ground after how…

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Q: A brick is dropped from rest from a height of 5.0 m. How long does it take for the brick to reach…

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Q: A jet plane moving at 300 m/s accelerates at a constant rate to 400 m/s over a distance of 3.5 km.…

A: By equation of motion:- V2 = U2 + 2.a.s Here, s = travelled distance = 3.5 Km = 3500 m u = initial…

Q: What is the height of the balcony from the ground, since it completed the last 40 m in 1.8 seconds…

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Q: A stone was thrown vertically with initial velocity of 49 m/s from

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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 ball is thrown upward and passes a powerline that is 15 ft off the ground at times 0.5 s on the…

A: Given: The height of the ball thrown upwards=15ft=4.5m time on the way up t1=0.5s time on the way…

Q: On a distant planet, a baseball is released from rest at the top of a high cliff. Through what…

A: Solution: The displacement of the baseball as a freely falling body is given by the 2nd kinematics…

Q: A tennis ball is tossed vertically upwards and travels a distance of 6.5 m in 1.2 seconds. What was…

A: Given  Distance = D = 6.5 m  Time = T= 1.2 sec  U =?????   a =-g = -9.8 m/s²

Q: A stone is thrown vertically upward with a speed of 12 m/s from the top of a building 100 m high.…

A: Initial vertical velocity,  Height of the building,  Acceleration due to gravity,

Q: A boy jumps from rest, straight down from the top of a cliff. He falls halfway down to the water…

A: According to question we need to find that How much time passes during his entire trip from the top…

Q: A red ball is dropped from rest at a height of 7.20 m. A blue ball at a height of 11.2 m is thrown…

A: Displacement of object at time t is as follows y=y0+v0t+12gt2…

Q: A golf ball is hit horizontally off the edge of a 26 m high cliff and lands a distance of 29 m from…

A: This is a case of an object projected horizontally from a given height. The horizontal distance x =…

Q: A ballplayer catches a ball 3.66 ss after throwing it vertically upward.   With what speed did he…

A: Time after which the ball player catches the ball (t)=3.66 s Acceleration due to gravity (g)=9.8…

Q: A rock is dropped out of a window 47m high. How far does it fall in the first 2.6 seconds?

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Q: A person on top of a 100-meter building throws a ball upward with an initial velocity of 15 m/s. How…

A: Given, Height of the building, H = 100 minitial velocity of the ball, vo = 15 ms

Q: A bullet is shot at 290m/s straight up from a helicopter at a height of 168m. If it accelerates…

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Q: A red ball is dropped from rest at a height of 8.40 m. A blue ball at a height of 11.9 m is thrown…

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Q: A balloon is rising with a velocity of 2 m/s when a bag of sand is released. If the height at the…

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Q: A cannon ball is launched horizontally with a velocity of 38 m/s from the top of a 78-meter high…

A: Given data The initial velocity of the ball in the horizontal direction is ux = 38 m/s. The height…

Q: As you ride a bicycle on the sidewalk with a speed of 5.01 m/s, a ball suddenly rolls out in front…

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Q: A school bus traveling along at 12.6km/h slows to 4.32km/h in 2.50s. How far did it travel (in m)?

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Q: A book slides horizontally off a shelf 2.8 meters above the floor, at a velocity of 0.25 m/s.  How…

A: Firstly time to cover the vertical distance of 2.8 m will be calculated. Initially vertical velocity…

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 person walks up a stalled 17-m-long escalator in 87 s. When standing on the same escalator, now…

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Q: How long does it take for a ball dropped off a building of height 63.5 m to hit the ground if the…

A: Write the given values with the suitable variables. h=63.5 mu=0 m/s Here, h is the height and u is…