A ball is thrown vertically upward..

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physics

A 0.26 kg rock is thrown vertically upward from the top of a cliff that is 32 m high. When it hits the ground at the base of the cliff the rock has a speed of 28 m/s. (a) Assuming that air resistance can be ignored, find the initial speed of the rock. (b) Find the greatest ...

ricon high school

A 6 kg ball is thrown by a catapult at 30 m/s. what is the ball's momentum?

physics

A ball is thrown straight up at 20.0 m/s. How fast is the ball moving after 2.00 s?

physics

A boy throws the ball vertically upwards with an initial velocity of 15m\s,what is the magnitude and direction of the ball

Math

A baseball is thrown upward from ground level with an initial velocity of 48 feet per second, and its height h in feet is given by , where t is the time in seconds. At what time does the ball reach 10 feet? Round to the nearest tenth. Step by step please

Physical science

A ball thrown upward reaches a height of 13m. How much time did it take to get to this height? How much time will take to fall to the ground?

physics..help PLEASE!

A 0.26 kg rock is thrown vertically upward from the top of a cliff that is 35 m high. When it hits the ground at the base of the cliff the rock has a speed of 28 m/s. (a) Assuming that air resistance can be ignored, find the initial speed of the rock. (b) Find the greatest ...

PHYSICS HELP

A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 31 m high. When it hits the ground at the base of the cliff, the rock has a speed of 29 m/s . a.Assuming that air resistance can be ignored, find the initial speed of the rock . v0= M/S b. Find the ...

PHYSICS

The boy on the tower (20 m) throws a ball a distance of 60 m. At what speed, in m/s, is the ball thrown? Please Help!! Thanks!!

easy Math

A soccer ball is kicked upward from a hill and then falls to the ground. The height, in feet, of the ball after t sec is modeled by the function h(t) = –16t2 + 26t +12. What is the initial height of the ball? –16 ft –12 ft 12 ft 22 ft

Physics

**I JUST NEED THE STEPS ON HOW TO SOLVE THE PROBLEMS** An object experiences an acceleration of 6.8m/s^2. As a result, it accelerates from rest to 24m/s. How much distance did it travel during that acceleration? A car which is traveling at a velocity of 15m/s undergoes an ...

physics

A tennis ball (m  57 g) is projected vertically with an initial speed of 8.8 m/s. (a) If the ball rises to a maximum height of 3.7 m, how much kinetic energy was dissipated by the drag force of air resistance? (b) How much higher would the ball have gone in a vacuum?

science

A kid kicks a soccer ball of mass 430g so that the ball moves on a flat rough ground at a velocity of 16m/s towards a stairway. The ball experiences a constant frictional force of 5N over a distance of 200cm. it then hits the stairway and collides elastically with the edge of ...

physics

a ball is thrown straight up with a speed of 8.0 m/s from a third-floor window located 13.0 m above ground. Calculate the maximum height, measured from the ground, of the ball; calculate the ball's velocity when it reaches the ground, and calculate the total time it takes the ...

Physics

A ball is projected upward at time t= 0.0s, from a point on the roof 10m above the ground. The ball rises, then falls until it strikes the ground. The initial velocity of the ball is 58.5 m/s. At time t=5.97s, what is the approximate velocity of the ball? Neglect air resistance.

Calculus (Vector-Valued Functions)

"a ball is thrown horizontally from the top of a cliff 256 ft high with an intial speed of 50 ft/sec. find the time of flight of the ball and the distance from thr base of the cliff to the point where the ball lands"

Physics

A football player throws a ball with a horizontal distance of 31.0 m so that the other player catches it at the exact height it was initially thrown. If the ball rises and falls by 1.8 m in its trajectory, what is the initial velocity of the ball? Please give the speed and angle!

Physics

The boy on the tower of height h = 10 m throws a ball a distance of x = 68 m, as shown. At what speed, in m/s, is the ball thrown?

physics

A 3 kg ball is thrown horizontally off a 78.5 m cliff with a speed of 12 m/s. How long does the ball stay in the air?

physics

A 3 kg ball is thrown horizontally off a 78.5 m cliff with a speed of 12 m/s. How long does the ball stay in the air?

Math

A ball is thrown with an initial velocity of 10 m/s from a height of 2 meters. At what time does the ball hit the ground?

physic

A ball is thrown straight up and returns to its starting point in 5 second. What is the initial speed of the ball?

Math

When a ball is thrown in the air at 15mps from a height of 1 ft, how long does it take for the ball to hit the ground?

science

if the ball that was thrown to a fried has a mass of 0.15kg and it accelerates at 20m/s, what force did you exert on the ball?

Physics

A ball is thrown straight up at 45 m/s. How long will it take the ball to come back to its original height? Why?

Physics

Tucker, from a 20 m tower, throws a ball horizontally that travels a distance of 60 m. At what speed, in m/s, is the ball thrown?

Physics

A ball thrown up is caught by thrower 6 sec after start. The height to which the ball has risen is (g=10 m/s2)

Physics

A ball thrown up is caught by thrower 6 sec after start. The height to which the ball has risen is (g=10 m/s2)

Physics

Two stones are thrown vertically upward from the ground, one with three times the initial speed of the other. Assume free fall. If the faster stone takes 9.00 to return to the ground, how long will it take the slower stone to return? If the slower stone reaches a maximum ...

science

Two stones are thrown vertically upward from the ground, one with three times the initial speed of the other. Assume free fall. If the faster stone takes 9.00 to return to the ground, how long will it take the slower stone to return? If the slower stone reaches a maximum ...

PHYSICS

A 0.26kg- rock is thrown vertically upward from the top of a cliff that is 32m high. When it hits the ground at the base of the cliff, the rock has a speed of 29m/s. 1) Assuming that air resistance can be ignored, find the initial speed of the rock ? m/s 2) Find the greatest ...

physics

A mass is dropped from a height of 30m, and at the same time from ground level (and directly beneath the dropped mass), and another mass is thrown straight up with a speed of 15 m/s. a) How far apart are the two masses after 0.5 s? b) Will the massses ever meet or pass each ...

physics

A ball is tossed vertically upwards with a speed of 5.0 m s–1. After how many seconds will the ball return to its initial position? plz help !

physics

-A person throws a ball upward into the air with an initial velocity of 15 m per second. - How could you calculate how high the ball goes and how long the ball is in the air before it comes to the thrower's hand?

physics

what will the speed and direction of flight for a ball be, 4.2 secs after if it is thrown, if it was thrown straight up, at an initial speed of 30 m/s?

college physics

A ball is thrown from a 20.0m high building and hits the ground 6.0m from the building. With what horizontal velocity was it thrown?

Physics

Please show me how to work the following problems. 1) A cyclist whose mass is 48 kg turns a corner with a radius of 30 m at a speed of 25 m/s. A) What is the magnitude of the cyclist's acceleration? B) What is the magnitude of the net force acting on the cyclist? 2) A rock is ...

science

A ball is thrown upward from the top of a 35-m tower, with initial velocity of 80m/s at an angle of 25 (a) find the time to reach the ground and the distance from the base of the tower to the point of impact (b) find the magnitude and direction of the velocity at the moment of...

Physics (mechanics)

There are two parts for this questions... "When a bowling ball collides with the pins, the momentum of the bowling ball and the pins is conserved." Give the assumptions and conditions for this statement. Compare the effect on the collision between the bowling ball and the pins...

physics

A ball (m=53g) is projected vertically with an initial speed of 9.2m/s. If the ball rises to a maximum height of 3.6m, how much kinetic energy is dissipated by the drag force of air resistance? I know it is .373J How much higher would the ball have gone in a vacuum??

physics

A ball is thrown horizontally from the roof of a building 33.0 m tall and lands 20.5 m from the base. What was the ball's initial speed?

physics

A ball is thrown horizontally from the roof of a building 59.0 tall and lands 27.4 from the base. What was the ball's initial speed?

Physics

A ball is thrown horizontally from the roof of a building 55 m tall and lands 50 m from the base. What was the ball's initial speed?

Haramaya univercity

A 0.5 kg ball is thrown straight speed of 15m/s find the momentum of the ball at its maximum hieght

Physics

A stone is thrown vertically upward from outside a window, with an initial velocity of 24.0 m/s. It moves up, and then down to the ground 420 m below the point where it started. Let `up' be positive. (a) What is the maximum height above the window to which the stone rises? ...

Physics

A stone is thrown vertically upward from outside a window, with an initial velocity of 24.0 m/s. It moves up, and then down to the ground 420 m below the point where it started. Let `up' be positive. (a) What is the maximum height above the window to which the stone rises? ...

Calculus 3

A ball is thrown at an angle of 45 degrees to the ground. If the ball lands 90m away, what is the initial speed of the ball? I know you use x(t)=(v*cos(alpha))t and y(t)=(v*sin(alpha))t-g/2t^2 but I'm still really confused about what to do. Please show all work. Thank you.

Math

A ball is thrown straight up from the top of a building 148 ft. tall with an initial velocity of 72 ft per second. The distance s(t) (in feet) of the ball from the ground is given by s(t) = 148 + 72t − 16t2. Find the maximum height attained by the ball.

physics

After falling from rest at a height of 29.2 m, a 0.488 kg ball rebounds upward, reaching a height of 20.3 m. If the contact between ball and ground lasted 1.68 ms, what average force was exerted on the ball? I'm so confused on where to start. tyvm

physics ( help)

Hypothetically, if you were standing on the balcony of an apartment on the 10th level of building and you throw a ball at 30° above the horizontal away from the building at 4.5m/s, how far from the building would the ball land?. The height from which the ball is thrown is ...

Physics

A ball is thrown horizontally from the building roof at a speed of 20 m/s. Takes ball 4 seconds to reach the ground. How tall is building? What is the ball’s speed and direction as it contacts the ground? How far from the base of the building does the ball land? Use ...

physics

Imagine that you throw a ball vertically upwards from the rooftop of a building. The ball abandons your hand at a point that has the same height as the railway of the rooftop with an ascending speed of 15m/s, been left in free falling. Coming down the ball crosses the railway...

Physics

A 0.60kg basketball is dunked vertically downward so that it leaves the [layer's hand at 8m/s. Assume it is released when the bottom of the ball is at the rim (3.05 meters off the ground). a). find acceleration of the ball once it leaves the player's hand b). how ling will it ...

Physics

A 0.60kg basketball is dunked vertically downward so that it leaves the [layer's hand at 8m/s. Assume it is released when the bottom of the ball is at the rim (3.05 meters off the ground). a). find acceleration of the ball once it leaves the player's hand b). how ling will it ...

physics

A person throws a 2.5 lb stone into the air with an initial upward speed of 15 ft/s. Make a free-body diagram for this stone (a) after it is free of the person’s hand and is traveling upward, (b) at its highest point, (c) when it is traveling down ward, and (d) while it is ...

physics

A ball of circumference 74.2 cm and mass 605 g is forced to the bottom of a swimming pool and then released. After initially accelerating upward, it rises at a constant velocity. (The density of water is 103 kg/m3.) (a) Calculate the buoyant force on the ball. (Indicate the ...

physics

A ball is thrown upward. Its initial vertical component of velosity is 30m/s and its initial horizontal component of velosity is 20m/s. What is the ball's speed 2 s later? Give: Viy = 30m/s Vix = 20m/s T = 2 sec a) V = gt =10m/sec2 x 2 sec= 20 m/sec b) c2 = (20m/s)2 + (20m/s)2...

Algebra 2

Okay I have : a ball is thrown with an initial velocity of 40 ft/second from a height of 4 feet. h(t)=-16t+40t+4 a) what is the highest point reached by the ball? b) at what time will the ball reach the highest point?

physics

A tennis ball with a velocity of +9.6 m/s to the right is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a velocity of -5.8 m/s (to the left). If the ball is in contact with the wall for 0.013 s, what is the average ...

physics

A tennis ball with a velocity of 30.0 m/s to the right is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a velocity of -8 m/s to the left. If the ball is in contact with the wall for 0.010 s, what is the average ...

physics

A ball is thrown downward, with an initial speed of 8.09 m/s, from a height of 30.1 m. After what time interval does the ball strike the ground?

physics

A ball is thrown horizontally from the roof of a building 60 m tall and lands 45 m from the base. What was the ball's initial speed? _______m/s

Physics

The boy on the tower of height h = 20 m in the figure below throws a ball a horizontal distance of x = 56 m. At what speed, in m/s, is the ball thrown?

Physics

The boy on the tower of height h = 20 m in the figure below throws a ball a horizontal distance of x = 56 m. At what speed, in m/s, is the ball thrown?

Physics

The boy on the tower of height h = 20 m in the figure below throws a ball a horizontal distance of x = 56 m. At what speed, in m/s, is the ball thrown?

physics

A 0.25 kg ball is thrown straight up into the air with an initial speed of 20 m/s. Find the momentum of the ball at the following locations.

Physics

If a ball is thrown into the wall at 14 m/s and comes off at 6 m/s, what is change of velocity of the ball? I think it would be 14-6 = (-8 m/s) Is that correct?

Physics

A ball is thrown directly downward, with an initial speed of 6.10 m/s, from a height of 31.0 m. After what interval does the ball strike the ground?

Physics

A ball is thrown directly downward, with an initial speed of 6.10 m/s, from a height of 31.0 m. After what interval does the ball strike the ground?

physics

The boy on the tower of height h = 20 m in the figure below throws a ball a distance of x = 52 m, as shown. At what speed, in m/s, is the ball thrown?

physics

A ball, initially at y = 0, is thrown straight down and takes 1.40 s to move 13.8 m in the - y direction. Calculate the initial velocity of the ball.

physics

The boy on the tower of height h = 18 m in the figure below throws a ball a distance of x = 62 m, as shown. At what speed, in m/s, is the ball thrown?

science

a 0.15 kg ball is thrown into the air & rises to a height of 20.0 m. how much kinetic energy did the ball initially have? ? ?

Physics

A ball is thrown from the ground. Its velocity after 4 ^ ^ seconds is (15x -3y ) m/s. the range of the ball is 205 m. 189 m. 111 m. 98 m.

Sorsogon state colleges

Physics. A ball od thrown up and returns to the ground after exactly 6 second How far up did the ball go?

Physics

A ball is thrown directly downward with an initial speed of 7.00 m/s, from a height of 36.00 m. How long does it take the ball to strike the ground?

Physics

A ball is thrown horizontally from the roof of a building 45cm tall and lands 24.0m from the base. What was the ball's initial velocity?

Physics

The problem statement, all variables and given/known data A body is thrown upward and remains in air for 10 seconds , the initial velocity at which it was thrown in is? The attempt at a solution g = -10 , t = 10 s , vf = 0 , vi = ? Vf = vi + gt 0=vi + (-10) (10) Vi = 100 but ...

Physics

A boy throws a ball with an initial speed of 40.0 m/s. The angle of the thrown ball is 33.0° above the horizontal.(Neglect the height of the boy and air resistance.) (a) What is the ball's speed in the horizontal direction just before it hits the ground? (b) How long is the ...

PHYSICS- Please Help :(

A ball is thrown downwards at a velocity of 14m/s from a bridge. One second earlier a rock is dropped from the same bridge. a)When will the ball meet up with the rock. b)When will the ball meet up with the rock? c)What is the initial minimum speed by the ball in order to catch...

physics

-------------------------------------------------------------------------------- A tennis ball with a speed of 11.4 m/s is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 8.64 m/s. If the ball is in contact...

Physics

A ball, initially at y = 0, is thrown straight down and takes 1.50 s to move 15.5 m in the - y direction. Calculate the initial velocity of the ball. Calculate the velocity of the ball at t = 0.900s.

Physics

Could someone try to help me solve those 3 questions by giving me clues or equations? With what speed (SI Units) must a ball be thrown directly upward so that it remains in the air for 12.5 second? An object of mass 197kg is at rest. If a force of 2.5N is applied for 30 ...

Physics

A 0.500 kg object is thrown vertically upward with an average applied force of 8.20 N by a student. The force is applied through a displacement of 1.50m. a. What is the average net force acting on the object? b. What is the velocity of the object when it leaves the student's ...

Physics

A tennis ball with a speed of 5.0 m/s is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 3.0 m/s. If the ball is in contact with the wall for 0.013 s, what is the average acceleration of the ball while it ...

math

A ball is thrown into the air with an upward velocity of 20 ft/s. Its height (h) in feet after t seconds is given by the function h(t) = –16t^2 + 20t + 2. How long does it take the ball to reach its maximum height? What is the ball’s maximum height? Round to the nearest ...

Physics - URGENT

A ball is thrown horizontally of a cliff. If the initial speed of the ball is 17 m/s and the cliff is 77 m high, how far from the base of the cliff will the ball land in the water below? Calculate the answer in meters (m) and rounded to three significant figures.

physics

A ball is thrown horizontally of a cliff. If the initial speed of the ball is 24.0 m/s and the cliff is 124.0 m high, how far from the base of the cliff will the ball land in the water below? Calculate the answer in meters (m) and rounded to three significant figures.

Physics

1.) A ball is thrown straight upwards at a speed of 32.5 m/s and from a height of 1 m above the ground. How long before it hits the ground? 2.) An astronaut jumps on the moon with an initial upward velocity of 4.35m/s. If the acceleration of gravity on the moon is -1.62m/s^2, ...

Physics

A 0.400-kg ball is dropped from rest at a point 1.80 m above the floor. The ball rebounds straight upward to a height of 0.730 m. What are the magnitude and direction of the impulse of the net force applied to the ball during the collision with the floor?

physics

A 0.580-kg ball is dropped from rest at a point 1.60 m above the floor. The ball rebounds straight upward to a height of 0.650 m. What are the magnitude and direction of the impulse of the net force applied to the ball during the collision with the floor?

Physics

A bouncy rubber ball and a squishy mud ball were thrown at a wall. The mud ball stuck, and the rubber ball bounced back off. Which transferred more momentum to the wall (i.e., which experienced the largest change in momentum)? The balls have identical velocities.

science

A boy standing on top a building with a height of 500m throws a ball vertically upwards. The balls take 40s to reach to the ground. Neglecting the height of the boy throwing the ball, determine the velocity of the ball.

PHYSICS

A person on an apartment balcony holds a ball over the balcony and throws it directly upwards with an initial velocity of 30 m/s [up]. The ball was thrown from 15 m above the ground. How long will it take for the ball to hit the ground?

Physics

a ball is thrown upwards from a tower standing 300 feet tall. the initial velocity of the ball is 32 feet/second. the negative acceleration of the ball due to gravity is -16 in terms of feet per second squared. What is the velocity of the ball after 1 second?

physics

a football is thrown to a moving receiver .the football leaves the quarterback's hands 1.75m above the ground with a velocity of 17.0m/s[25deg]if the receiver starts 12.0m away from the quarterback along the line of flight of the ball when is is thrown , what constant velocity...

physics

a football is thrown to a moving receiver .the football leaves the quarterback's hands 1.75m above the ground with a velocity of 17.0m/s[25deg]if the receiver starts 12.0m away from the quarterback along the line of flight of the ball when is is thrown , what constant velocity...

physics

Three identical balls are thrown from a cliff of height, h, above a horizontal plane. One ball is thrown at an angle of 45 degrees above the horizon, the second is thrown horizontally, and the third is thrown at an angle of 30 degrees below the horizon (so, part of this ...

physics

Three identical balls are thrown from a cliff of height, h, above a horizontal plane. One ball is thrown at an angle of 45 degrees above the horizon, the second is thrown horizontally, and the third is thrown at an angle of 30 degrees below the horizon (so, part of this ...

Science

A ball thrown from the edge of a 35m high cliff takes 3.5s to reach the ground below. What was the ball's initial velocity?

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