Ask questions and get helpful responses.

To estimate the height of a building, a stone is dropped from the top of the building into a pool of water at ground level. How high is the building if the splash is seen 6.7 seconds after the stone

38,020 results
  1. calculus

    use to postion function s(t) = -4.9t^2 + vt + s for free-falling objects to estimate the height of a building, a stone is dropped from the top of the building into a pool of water at ground level. How high is the building of the splash is seen 6.8 seconds
  2. calculus

    use to postion function s(t) = -4.9t^2 + vt + s for free-falling objects to estimate the height of a building, a stone is dropped from the top of the building into a pool of water at ground level. How high is the building if the splash is seen 6.8 seconds
  3. Calculus

    To estimate the height of a building, a stone is dropped from the top of the building into a pool of water at ground level. How high is the building if the splash is seen 6.7 seconds after the stone is dropped? Use the position function for free-falling
  4. Physics

    A stone is dropped off the science building and accelerates, from rest, toward the ground at 9.8 m/s/s. A curious physics student looks out the third floor window as the stone falls past. She happens to have a stopwatch and she finds that it takes 0.30 sec
  5. physics

    A stone is dropped off the science building and accelerates, from rest, toward the ground at 9.8 m/s/s. A curious physics student looks out the third floor window as the stone falls past. She happens to have a stopwatch and she finds that it takes 0.30 sec
  6. PHYSICS

    A stone thrown from the top of a building is given an initial velocity of 40.0 m/s straight upward. The building is 70.0m high, and the stone just misses the edge of the roof on its way down, determine (A) The time at which the stone reaches its maximum
  7. SCIENCE

    A stone thrown from the top of a building is given an initial velocity of 40.0 m/s straight upward. The building is 70.0m high, and the stone just misses the edge of the roof on its way down, determine (A) The time at which the stone reaches its maximum
  8. Uniswa

    A stone thrown from the top of a building which is 30m is given an initial velocity 20m/s verticaly upward.the stone misses the edge of the building on its way down. A,what is the velocity of the stone after 1second,n after 3seconds. B,find the maximum
  9. civil engineering

    A stone (on the edge of the roof) thrown from the top of a building is given an initial velocity of 20.0 m/s straight upward. The building is 50.0 m high, as shown in Fig. 4. Using tA = 0 as the time the stone leaves the thrower’s hand at position ○A .
  10. Physics

    A stone, initially at rest, is dropped from the top of a building. On its way down, it passes a window that is 2.52m tall. It takes 0.134 seconds to pass the window. From how far above the top of the window was the stone dropped?
  11. physics

    a stone is thrown vertically upward an initial velocity of 12m/s from the top of a building . it takes 3.4s for the stone to hit the ground a. find the height of the building b. find the maximum height that the stone will reach c. find the speed of the
  12. physics

    A stone is dropped from the roof of a tall building. A person measures the speed of the stone to be 49 m/s when it hits the ground. What is the height of the building?
  13. Physics

    A stone is dropped from the root of a building. A person in the building observes that the stone crosses his window that is 2 meters tall in a time of 0.2 second. How far is the roof from the top of the window?
  14. queen's science Academy

    A stone is dropped from the top of a tall building and at the same time another stone is thrown vertically upward from the ground level with a velocity of 20m/s the stones meet exectity 2s after their release how tall is the building
  15. physics

    Stones are thrown horizontally, with the same initial velocity, from the tops of two different buildings, A and B. The stone from building A lands 4 times as far from the base of the building as does the stone from building B. What is the ratio of building
  16. physics

    Stones are thrown horizontally, with the same initial velocity, from the tops of two different buildings, A and B. The stone from building A lands 4 times as far from the base of the building as does the stone from building B. What is the ratio of building
  17. Precalculus

    To estimate the height of a building, two students find the angle of elevation from a point (at ground level) down the street from the building to the top of the building is 33 degrees. From a point that is 300 feet closer to the building, the angle of
  18. Physics

    A stone is thrown vertically upward from the top of the tower with a velocity of 15m / s. Two seconds later a second stone is dropped from the top of the tower.if both the stone strike the ground simultaneously find the height of the tower
  19. Physics

    . A stone is dropped from the top of a building that is 500m high. Disregarding air resistance how long does it take the stone to reach the ground?
  20. algebra

    If a stone is tossed from the top of a 310 meter building the height of the stone as a function of time is given by h(t)=-9.8t^2-10t+310 where t is in seconds and height is in meters. After how many seonds will the stone hit the ground? Round to the
  21. Precalculus

    A contractor needs to know the height of a building to estimate the cost of a job. From a point 92 feet away from the base of the building, the angle of elevation to the top of the building is found to be 40°32’. Find the height of the building. Round
  22. precal

    A contractor needs to know the height of a building to estimate the cost of a job. From a point 84 feet away from the base of the building, the angle of elevation to the top of the building is found to be 44 degrees and 23'. Find the height of the
  23. Science

    A 2kg stone is dropped from the top 20cm building. (a) what pe does it posses (b) at what height does its pe becomes equal to its ke c. What is its ke just before it hits the ground d. With what velocity does it reach the ground
  24. Physics

    A stone is dropped from the roof of a high building. A second stone is dropped 1.08s later. How far apart are the stone when the second one has reached a speed of 15.0?
  25. physical sciences (motion in two dimensions)

    John stand at the top of a 30m building. He throws a stone upwards with a speed of 5m/s. Calculate. (1)how long the stone is in the air. (2)the maxi mum height the stone reaches the ground?
  26. physics

    A stone is thrown from the top of a building upward at an angle of 30.0∘to the horizontal and with an initial speed of 20.0 m/s. If the height of the building is 45.0 m, what is the speed in m/sec of the stone just before it strikes the ground ?
  27. Physics

    From the edge of the rooftop of a building, a boy throws a stone at an angle 24.0° above the horizontal. The stone hits the ground 4.40 s later, 104 m away from the base of the building. (Ignore air resistance.) Find the initial velocity of the stone.
  28. Physics

    A stone is dropped from rest from the roof of a 100-m high building; 2.00 s after that, a second stone is thrown straight down with initial speed v0, and the second stone passes the first stone 21.6 m above ground. (a) When are the stones at the same
  29. physics

    From the edge of the rooftop of a building, a boy throws a stone at an angle 30.0° above the horizontal. The stone hits the ground 4.10 s later, 112 m away from the base of the building. (Ignore air resistance.) (a) Find the initial velocity of the stone.
  30. Physics

    From the edge of the rooftop of a building, a boy throws a stone at an angle 20.0° above the horizontal. The stone hits the ground 4.60 s later, 104 m away from the base of the building. (Ignore air resistance.) What is the maximum height H reached by the
  31. math

    if a stone is tossed from the top of a 330 meter building, the height of the stone as a function of time is given by h(t)=-0.8t^2-10t+330, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground?
  32. Physics

    A girl throws a stone form the top of a building with an initial velocity of 20.0 m/s upward. The building is 50.0 m high and the stone just misses the edge of the roof on its way down. Draw a v vs t graph, find time needed for stone to reach max height,
  33. Physics

    a stone is dropped from a 75m building. when a stone has dropped 15m, a second stone was thrown downward with an initial velocity such that the two stones hit the ground at the same time. what was the initial velocity of the second stone.
  34. Math

    If a stone is tossed from the top of a 330 meter building, the height of the stone as a function of time is given by h(t)=-9.8t^2-10t+330, where t is in seconds, and height is in meters.After how many seconds will the stone hit the ground? round to the
  35. intermediate algebra

    if a stone is tossed from the top of a 310 meter building, the height of the stone as a function of time is given by h(t)=-9.8t^2-10t+310. where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to the
  36. math

    f a stone is tossed from the top of a 330 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 330, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to
  37. algebra

    If a stone is tossed from the top of a 230 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 230, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to
  38. math

    If a stone is tossed from the top of a 250 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 250, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to
  39. Algebra

    If a stone is tossed from the top of a 290 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 290, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to
  40. math

    If a stone is tossed from the top of a 250 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 250, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to
  41. math

    If a stone is tossed from the top of a 210 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 210, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to
  42. Math

    If a stone is tossed from the top of a 230 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 230, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to
  43. dade

    If a stone is tossed from the top of a 250 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 250, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to
  44. Physics

    A stone is dropped from a ballon while ascending at the rate of 8mps. The stone reaches the ground in 6 sec. What is the height of the balloon when the stone was dropped?
  45. science

    A stone is dropped into a river from a bridge 43.9 m above the water. Another stone is dropped vertically down 1s after the first is dropped. Both stones strike the water at the same time. a) What is the initial speed of the second stone? Write an equation
  46. physic

    A ball is dropped from the top of an apartment building. A person is on a patio somewhere beneath the top of the apartment building and the person notices the ball takes 0.11 seconds to fall from the top of his patio to the bottom of his patio. The height
  47. Physics

    From the edge of the rooftop of a building, a boy throws a stone at an angle 24.0° above the horizontal. The stone hits the ground 4.40 s later, 104 m away from the base of the building. (Ignore air resistance.) Find the initial velocity of the stone and
  48. Physics

    A stone is dropped from the top of a 83.0 m tall building. How far above the ground is the stone 1.60 seconds before it reaches the ground?
  49. physic

    A stone is dropped from the roof of a high building. A second stone is dropped 1.00s laterHow far apart are the stones when the second one has reached a speed of 12.0m/s ?
  50. physics

    A stone is dropped from the roof of a high building. A second stone is dropped 1.74 seconds later. Pt. A) How far apart are the stones when one has reached a speed of 13.2 m/s^2?
  51. Physics

    A stone is dropped from the roof of a high building. A second stone is dropped 1.51 later. How far apart are the stones when the second one has reached a speed of 12.6 ?
  52. Physics 1

    a piece of stone was dropped from the top of the building. the stone took 10 s to hit the ground. what is the veocity of the stone just before it hit the ground?
  53. Physics

    Stones are thrown horizontally with the same velocity from the tops of two different buildings. One stone lands four times as far from the base of the building from which it was thrown as does the other stone. Find the ratio of the height of the taller
  54. Maths

    A stone is dropped from a building 50 m high. Its acceleration at any time, t, can be approximated by the equation a = -10. How long does it take for the stone to hit the ground at the foot of the building? Answer: 3.16 s
  55. physics

    Stones are thrown horizontally with the same velocity from the tops of two different buildings. One stone lands twice as far from the base of the building from which it was thrown as does the other stone. Find the ratio of the height of the taller building
  56. Physics

    Stones are thrown horizontally with the same velocity from the tops of two different buildings. One stone lands twice as far from the base of the building from which it was thrown as does the other stone. Find the ratio of the height of the taller building
  57. physic

    a stone is drop from the top of a building and at thesame time a second stone is thrown vertically upward from the botom of the building at a speed of 20m/s, they passed each other 3s later. find the hight of the building.
  58. math

    A stone is dropped from a building 50 m high. Its acceleration at any time, t, can be approximated by the equation a = -10. How long does it take for the stone to hit the ground at the foot of the building? Can someone please help me with this. Thanks in
  59. physics

    A stone is thrown from a building of height 40m and reaches a maximum height of 49m from the ground. The stone strikes the ground at a distance of 10m from the foot of the building. find the angle of elevation from which the stone is projected. Assuming
  60. Physics

    A stone A is dropped from the top of a very high platform. At the same time another stone is thrown vertically upward from the ground level with an initial speed of 50m/s. At the instance that the stone passes each other, the ration of the velocities of A
  61. physics

    A stone is dropped from a 75 m high building. when this stone has dropped 15m, a second stone is thrown downward with an initial velocity such that two stones hit the ground at the same time. find a. time taken for the first stone to fall 75m. (b) the time
  62. physics

    A stone is dropped from a 75 m high building. when this stone has dropped 15m, a second stone is thrown downward with an initial velocity such that two stones hit the ground at the same time. find a. time taken for the first stone to fall 75m. (b) the time
  63. pre calc

    from a distance of 50 feet from the base building, the angle of elevation to the top of the building is 68 degrees. estimate the height of the building to the nearest foot. a.124 b.20 c.19 d.46 i think its d?
  64. engineering mechanics

    a pabble is dropped from the top of the building on a glass at the ground, the sound of splash is heard after 5 second. if the velocity of sound is 330 m/ sec. find the height of the top of the building
  65. Physics

    A stone falls vertically past a window 2m high in 0.2s .find the height above the top of the window from which the stone was dropped
  66. science

    A stone is dropped from a balloon going up with a uniform velocity of 5.0 m/s. If the balloon was 50 m high when the stone was dropped, find its height (in meters) when the stone hits the ground. Take g = 10 m/s2 (A) 50 (B) 58 (C) 68 (D) 78.5
  67. physics

    From the edge of the rooftop of a building, a boy throws a stone at an angle 26.1° above the horizontal. The stone hits the ground 4.25 s later, 103m away from the base of the building (b) Find the initial velocity of the stone. (c) Find the initial
  68. Science

    A stone with a mass of 6kg is thrown vertically upwards from the top of the building 35m high with a starting velocity 20m/s . Determine the time it will take the stone to reach it's maximum height.
  69. physic

    a stone A is dropped from the top of tower and B is thrown downward from same point 2 seconds later with initial velocity of 30 ms , if the same stone A and B reach the ground at same time, find height of the tower
  70. Science

    A stone is dropped from a balloon going up with a uniform velocity of 5 M per second. If the balloon was 50 M high when the stone was dropped, find it height stone hits the ground
  71. math

    If a stone is tossed from the top of a 330 meter building, the height of the stone as a function of time is given by h(t) = -9.8t2 – 10t + 330, where t is in seconds, and height is in meters. After how many seconds will the stone hit the ground? Round to
  72. physics

    A stone is dropped from edge of a roof and is observed to pass a window, vertically below it. The stone takes 0.1 sec to fall between the top and bottom of the window. If the window is of 2 m height, how far is the roof above the top of the window?
  73. Physics

    A ball is dropped from the top of the 9th storey building reaches the ground in 3 sec .find the height of the building
  74. Physics

    A stone is dropped from the roof of a building: 2.5s after, a second stone is thrown straight down with an initial speed of 24m/sec, and the two stones lands at the same time. (A) how long did it take the first stone to reach the ground
  75. physics

    A stone is dropped from the top of a cliff which is 100m high. At the same time another stone is vertically thrown upwards from the foot of the cliff woth a speed of 40m/s.AT what height and when do the stones meet
  76. physics

    A stone is thrown from the edge of the top of a 40 m tall building, at some unknown angle,θ, above the horizontal. The stone strikes the ground a horizontal distance of 45 m from the base of the building, 5.0 s after beingthrown.Assume that the ground is
  77. physics

    Two stones are thrown vertically up at the same time. The first stone is thrown with an initial velocity of 12.5 m/s from a 12th-floor balcony of a building and hits the ground after 4.6 s. With what initial velocity should the second stone be thrown from
  78. physics

    Two stones are thrown vertically up at the same time. The first stone is thrown with an initial velocity of 11.5 m/s from a 12th-floor balcony of a building and hits the ground after 4.0 s. With what initial velocity should the second stone be thrown from
  79. PHYSICS

    A stone is dropped from the top of a cliff and one second latter a second stone is thrown vertically downward with a velocity of 20m/s. How far below the top of the cliff will the stone overtake the first?
  80. physics

    The height of the Empire State building is 318.00 meters. A pebble is dropped from the top of the building, what is the stones velocity just before it strikes the ground?
  81. physics

    Is initial velocity can be negative? in this case, A stone is dropped from a ballon while ascending at the rate of 8mps. The stone reaches the ground in 6 sec. What is the height of the balloon when the stone was dropped? What is the sign for the initial
  82. Physics

    You are standing on top of a building that is 75-m high and you throw a 4-kg stone horizontally at a speed of 6.6-m/s. How far from the base of the building will the stone land? (the ground is flat)
  83. Physics

    You are standing on top of a building that is 75-m high and you throw a 3-kg stone horizontally at a speed of 5.4-m/s. How far from the base of the building will the stone land? (the ground is flat)
  84. Physics

    1) A car traveling at 22m/s decelerates at a constant 1.5m/s^2. Calculate the time it takes to stop. I first calculated the distance which is 160 m. Then I used the formula d=vit+1/2at^2. I got a quadratic -0.75t^2+22t-160. I got 13 or 16 as my time, but
  85. Mathematics Ms Sue help

    You want to estimate the height of the Empire State Building. You start at its base and walk 15 m away. Then you approximate the angle from the ground at that point to the top to be 88 degrees. How tall do you estimate the Empire State Building to be?
  86. physics

    A stone is dropped from the roof of a building; 1.60s after that, a second stone is thrown straight down with an initial speed of 26.0m/s , and the two stones land at the same time. part a. How long did it take the first stone to reach the ground? part
  87. Physics

    A stone is dropped from a hot air balloon that is rising at a constant speed of 2.2 m/s. If the stone takes 4.8 seconds to reach the ground then … a) What was the height of the balloon at the moment the stone was released? b) What is the height of the
  88. calc

    a stone is thrown striaght up from the roof of an 80 foot building. the height of the stone above the ground t seconds later is giving by the function h(t)=-16t^2 + 64t +80 during what time is the stone rising? when is the stone falling? what is the
  89. Grade 11 Physics

    A stone is dropped from rest from a bridge that is 45 m above a river. A second stone is thrown down 1.o s after the first stone is dropped. The two stones strike the water simultaneously. What was the initial velocity of the second stone?
  90. maths

    from the top of a building 10metres high the angle of depression of a stone lying on the horizontal ground is 69degrees.calculate the distance of the stone from the foot of the building in metres to 1 decimal place
  91. calculus

    A stone thrown up from the top of a building with a velocity of 48 meter per second reaches the ground with a velocity of -50 m/s. Find the height of the building. Using the derivative of approximation.
  92. pre cal

    You are standing 46 meters from the base of a building. You estimate that the angle of elevation to the top of the 86th floor (the observatory) is 82°. If the total height of the building is another 121 meters above the 86th floor, what is the approximate
  93. Physics

    A stone is dropped from an airplane at a height of 490 m. The stone required 10 s to reach the ground at what rate does gravity accelerate the stone?
  94. physics

    a stone is dropped from the rooftop of a building 60.0 m high.how many seconds does the stone take reach the ground?
  95. science

    a stone is thrown at an angle of 30* with the horizontal direction which strikes the tip of the building 2 m height ,if the distance of the building from the point of observation is 10 metre .find the velocity of the projectile of the stone.
  96. physics

    a stone is dropped from arising balloon at a height of 76m above the ground and reaches the ground in 6 seconds. Caculate the velocity of ballon when the stone was dropped?
  97. Physics

    A stone is tossed upward at the moment a ball is dropped from a height of 25 meters. The stone's initial velocity is 25 m/s. At what height will the two meet?
  98. science

    a stone is thrown at an angle of 30* with the horizontal direction which strikes the tip of the building 2 m height ,if the distance of the building from the point of observation is 10 metre .find the velocity of the projectile of the stone. ans...
  99. physics

    A ball is dropped from top of a building.if the distance travelled by ball in the last third of total time is 10m,the height of building is
  100. Physics

    A girl standing on a bridge drops a stone over the side of the bridge. The stone strikes the water below the bridge 5.00s after the stone is dropped. When the stone hits the water, what is the displacement of the stone from the point where the stone was

Pages

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9
  10. 10
  11. 11
  12. 12
  13. 13
  14. 14
  15. 15
  16. 16
  17. 17
  18. 18
  19. 19
  20. 20