Physics Physics Practice Problems Solutions Library

Vertical Motion and Free Fall Solutions Library

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48 solutions

Vertical Motion and Free Fall

Q. For the ball toss, consider three points in time: (a) immediately after you release the ball, (b) when the ball reaches its maximum height, (c) lat...

Solved • Jul 14, 2020

Vertical Motion and Free Fall

Q. If an object is in free fall, which of the following statements must be true?Mark all the correct statements among those provided below.A. The init...

Solved • May 21, 2020

Vertical Motion and Free Fall

Q. Three balls of different masses are thrown straight upward with initial speeds as indicateda. From fastest to slowest, rank the speeds of the balls...

Solved • May 20, 2020

Vertical Motion and Free Fall

Q. A helicopter is ascending vertically with a speed of 5.40 m/s. At a height of 105 m above the Earth, a package is dropped from the helicopter. How ...

Solved • May 19, 2020

Vertical Motion and Free Fall

Q. An object at rest near the surface of a distant planet starts to fall freely. If the acceleration there is twice that of the Earth, its speed one s...

Solved • May 18, 2020

Vertical Motion and Free Fall

Q. Your adventurous friend Lola goes bungee jumping. She leaps from a bridge that is 100 m above a river. Her bungee cord has an un-stretched length o...

Solved • May 13, 2020

Vertical Motion and Free Fall

Q. A ball is thrown up from the top of the tower. For parts a-c, state whether the ball's acceleration is larger than g, equal to g, zero, or -g (assu...

Solved • May 1, 2020

Vertical Motion and Free Fall

Q. 7. When a rock thrown straight upwards gets to the exact top of its path, its A) velocity is zero and its acceleration is about 10 meters per secon...

Solved • Apr 28, 2020

Vertical Motion and Free Fall

Q. 5. A ball is thrown 125 meters upward and then falls the same distance back to Earth. Neglecting air resistance, its total time in the air isA) abo...

Solved • Apr 28, 2020

Vertical Motion and Free Fall

Q. 4. Twelve seconds after starting from rest, an object falling freely will have a speed of A) 10 m/s B) 50 m/s. C) more than 100 m/s. D) 100 m/s. 

Solved • Apr 28, 2020

Vertical Motion and Free Fall

Q. 3. A man leans over the edge of a cliff and throws a rock upward at 4.9 m/s. Neglecting air resistance, two seconds later the rock's speed is A) 9....

Solved • Apr 28, 2020

Vertical Motion and Free Fall

Q. A ball is thrown up from the top of the tower. Draw graphs of (a) position vs. time, (b) velocity vs. time, and (c) acceleration vs. time for the b...

Solved • Apr 28, 2020

Vertical Motion and Free Fall

Q. A stone is thrown upward from the edge of a cliff, reaches its maximum height, and then falls down into the valley below. A motion diagram for this...

Solved • Apr 27, 2020

Vertical Motion and Free Fall

Q. A football is kicked straight up into the air; it hits the ground 4.4s later. (a) What was the greatest height reached by the ball?(b)  Assume it i...

Solved • Apr 7, 2020

Vertical Motion and Free Fall

Q. In this problem, you will apply kinematic equations to a jumping flea. Take the magnitude of free-fall acceleration to be 9.80 m/s2. Ignore air res...

Solved • Mar 18, 2020

Vertical Motion and Free Fall

Q. A stone is thrown vertically upward. On its way up it passes point A with speed v, and point B, 3.00 m higher than A, with speed ½v. Calculate(a) t...

Solved • Sep 25, 2019

Vertical Motion and Free Fall

Q. A hoodlum throws a stone vertically downward with an initial speed of 12.0m/s from the roof of a building, 30.0m above the ground. (a) How long doe...

Solved • Sep 24, 2019

Vertical Motion and Free Fall

Q. A person jumps off a diving board 4.3 m above the waters surface into a deep pool. The person's downward motion stops 2.1 m below the surface of th...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. A stone is dropped from the roof of a high building. A second stone is dropped 1.50 s later. How far apart are the stones when the second one has r...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. A stone is thrown vertically upward with a speed of 13.0 m/s from the edge of a cliff 75.0 m high.a) How much later does it reach the bottom of the...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. A rock is dropped from a sea cliff and the sound of it striking the ocean is heard 3.4 s later. If the speed of sound is 340 m/s, how high is the c...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. A rocket rises vertically, from rest, with an acceleration of 3.2 m/s 2 until it runs out of fuel at an altitude of 950 m. After this point, its ac...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. Roger sees water balloons fall past his window. He notices that each balloon strikes the sidewalk 0.41 s after passing his window. Rogers room is o...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. A stone is thrown vertically upward with a speed of 24.0 m/s.(a) How fast is it moving when it reaches a height of 13.0 m?(b) How much time is requ...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. A brick is dropped (zero initial speed) from the roof of a building. The brick strikes the ground in 1.90 s. You may ignore air resistance, so the ...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. You are climbing in the High Sierra when you suddenly find yourself at the edge of a fog-shrouded cliff. To find the height of this cliff, you drop...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. A model rocket has a constant upward acceleration of 40.0 m/s2 while its engine is running. The rocket is fired vertically, and the engine runs for...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. During launches, rockets often discard unneeded parts. A certain rocket starts from rest on the launch pad and accelerates upward at a steady 3.30 ...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. A rock is tossed straight up from ground level with a speed of 20 m/s. When it returns, it falls into a hole 10 m deep.(a) What is the rock’s veloc...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. Nicole throws a ball straight up. Chad watches the ball from a window 5.70  m above the point where Nicole released it. The ball passes Chad on the...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. An arrow is shot straight up in the air at an initial speed of 15.0 m/s. After how much time is the arrow moving downward at a speed of 8.00 m/s? (...

Solved • Oct 29, 2018

Vertical Motion and Free Fall

Q. A toy rocket moving vertically upward passes by a 2.0-m-high window whose sill is 8.0 m above the ground. The rocket takes 0.15 s to travel the 2.0...

Solved • Sep 25, 2018

Vertical Motion and Free Fall

Q. A ball is thrown upward from the ground with and initial speed of 41 m/s; at the same instant, a ball is dropped from a building 37 m high. The acc...

Solved • May 24, 2017

Vertical Motion and Free Fall

Q. Michael stands motionless holding a baseball in his hand. After a while he tosses it upwards, and it travels up for a while before turning about an...

Solved • May 23, 2017

Vertical Motion and Free Fall

Q. A small rock is thrown straight up from the edge of the roof of a building with an initial speed of v0. The rock reaches the ground 3.00 s after be...

Solved • Jan 24, 2017

Vertical Motion and Free Fall

Q. A rock is dropped from a high cliff (with an initial velocity of zero). Through what distance does the rock fall in the first 3.6 seconds of its fl...

Solved • Jan 13, 2017

Vertical Motion and Free Fall

Q. A rock is dropped from a high cliff (with an initial velocity of zero). Through what distance does the rock fall in the first 1.8 seconds of its fl...

Solved • Jan 13, 2017

Vertical Motion and Free Fall

Q. A rock is dropped from a high cliff (with an initial velocity of zero). What is the velocity of the 3.6 seconds after its release? A) 9.8 m/s B) ...

Solved • Jan 13, 2017

Vertical Motion and Free Fall

Q. A rock is dropped from a high cliff (with an initial velocity of zero). What is the velocity of the rock 1.8 seconds after its release? A) 9.8 m/s...

Solved • Jan 13, 2017

Vertical Motion and Free Fall

Q. A ball is thrown straight upward and then returns to the earth. Does the acceleration change during this motion? A) The acceleration first decreas...

Solved • Jan 13, 2017

Vertical Motion and Free Fall

Q. A ball is thrown downward with a large starting velocity. Will this accelerate more rapidly than one that is just dropped at the same time from the...

Solved • Jan 13, 2017

Vertical Motion and Free Fall

Q. A ball is thrown downward with a large starting velocity. Will this ball reach the ground sooner than one that is just dropped at the same time fro...

Solved • Jan 13, 2017

Vertical Motion and Free Fall

Q. An object is thrown vertically into the air at 15 m/s. How long will it take the object to be moving downwards with a speed of 8 m/s?

Solved • Jan 6, 2017

Vertical Motion and Free Fall

Q. An object is thrown vertically into the air at 20 m/s. What will the object’s speed be after 0.5 s?

Solved • Jan 6, 2017

Vertical Motion and Free Fall

Q. An object is thrown vertically into the air at 5 m/s. What is the maximum height the object will reach?

Solved • Jan 6, 2017

Vertical Motion and Free Fall

Q. A ball is thrown into the air, directly upward. If it feels no air resistance, which of the following statements is true: a) The acceleration of t...

Solved • Jan 6, 2017

Vertical Motion and Free Fall

Q. An object is dropped from an arbitrary height. How much further does the object fall in the 2nd second than it does in its 1st second of free fall?

Solved • Jan 5, 2017

Vertical Motion and Free Fall

Q. While visiting New York City, you want to see how long it would take a penny to fall from the top of the Empire State Building. If the observation ...

Solved • Jan 5, 2017