A stone is thrown straight down from the edge of a roof, 900 feet above the ground, at a speed of 9 feet per second. A. Remembering that the acceleration due to gravity is -32 feet per second squared, how high is the stone 4 seconds later? B. At what time does the stone hit the ground? C. What is the velocity of the stone when it hits the ground?

Q: Assume the acceleration of the object is  a(t) = −32  feet per second per second. (Neglect air…

A: y=12at2+v0t+s0 here we have  a=-32 v0=48 s0=6 y=12-32t2+48t+6 y=-16t2+48t+6

Q: In physics, it is established that the acceleration due to gravity, g (in meters/sec"), at a height…

A: Proceed as shown

Q: In the theory of relativity, the mass of a particle with velocity v is mo V1 - v²ic?' m = where mo…

A: The mass of particle with velocity v is: m=m01-v2c2

Q: A stone is thrown straight up from the edge of a roof, 925 feet above the ground, at a speed of 16…

A: solution of part A So the stone is 829 feet high 3 second later.

Q: ​Hooke's law for an elastic spring states that the distance a spring stretches varies directly as…

A:

Q: A stone is thrown straight up from the edge of a roof, 625 feet above the ground, at a speed of 14…

A:

Q: A stone is thrown straight down from the edge of a roof, 1125 feet above the ground, at a speed of 9…

A:

Q: A plane is flying due east (0°) at a velocity of 350 mph. The wind is blowing from the south (90°)…

A:

Q: A stone is dropped from the edge of a roof, and hits the ground with a velocity of -155 feet per…

A: We will find out the required value.

Q: A rocket lifts off the surface of Earth with a constant acceleration of 30 m/sec2. How fast will the…

A:

Q: A jeepney moving at a speed of 78 km/h strikes a wall; The front end of the jeep crumples and the…

A:

Q: A ball is shot from the ground straight up into the air with initial velocity of 43 ft/sec. Assuming…

A:

Q: A stone is thrown straight up from the edge of a roof, 825 feet above the ground, at a speed of 12…

A:

Q: A fifteen-foot ladder leans against a wall and slides down, with the base of the ladder observed to…

A:

Q: 15. A stone is thrown straight up from the edge of a roof, 1000 feet above the ground, at a speed of…

A: formula where h0=1000 ftv0=20 ft/seconda = -32 feet per second square

Q: A Ferris wheel completes 7 revolutions in 14 minutes. The radius of the Ferris wheel is 30 feet.…

A:

Q: A stone is thrown straight up from the edge of a roof, 950 feet above the ground, at a speed of 12…

A:

Q: Assume the acceleration of the object is a(t) = -32 feet per second per second. (Neglect air…

A: topic:- calculus

Q: ​Hooke's law for an elastic spring states that the distance a spring stretches varies directly as…

A:

Q: 1. A stone was dropped off a cliff and hit the ground with a speed of 120 feet per second. What is…

A: Given Stone was dropped and hits the ground with speed =120ft/sec acceleration due to gravity =…

Q: A stone is thrown straight up from the edge of a roof, 600 feet above the ground, at a speed of 16…

A: Given: The initial distance is 600 feet above the ground. The initial speed is 16 feet per second.…

Q: Hooke's law for an elastic spring states that the distance a spring stretches varies directly as the…

A:

Q: A stone is thrown straight up from the edge of a roof, 650 feet above the ground, at a speed of 10…

A: the equation is given by  s=12at2+v0t+s0 here acceleration is a=-32 feet per second the initial…

Q: ] A batter hits a ball toward second base at 80 ft/sec and runs toward first base at a rate of 30…

A:

Q: A stone is dropped from the edge of a roof, and hits the ground with a velocity of -175 feet per…

A: see below the answer and calculation

Q: Lunar Gravity On the moon, the acceleration of a free-falling object is a(t) = -1.6 meters per…

A: Given :           The acceleration of a free falling object is a(t) = -1.6 meters per second per…

Q: Use s"(t) = -32 feet per second per second as the acceleration due to gravity. With what initial…

A: The given acceleration a = - 32 ft/s2 When the object reaches maximum height its velocity becomes…

Q: A stone is thrown straight up from the edge of a roof, 775 feet above the ground, at a speed of 10…

A: Given problem is :

Q: Hooke's law for an elastic spring states that the distance a spring stretches varies directly as the…

A:

Q: A ball is thrown vertically upwards with a velocity of 48 ft/s from the top of a building 35 ft…

A: Given problem is :

Q: A stone is thrown straight up from the edge of a roof, 925 feet above the ground, at a speed of 10…

A:

Q: A stone is thrown straight up from the edge of a roof, 725 feet above the ground, at a speed of 14…

A:

Q: A ball is thrown vertically upwards with a velocity of 48 ft/s from the top of a building 35 ft…

A:

Q: A ball is thrown vertically upwards with a velocity of 48 ft/s from the top of a building 35 ft…

A: Given:       Initial velocity u=48 ft/sec                              g=-32 ft/s2   Velocity of the…

Q: A stone is thrown straight up from the edge of a roof, 950 feet above the ground, at a speed of 10…

A: Here a stone is thrown straight up from the edge of a roof, 950 feet above the ground, at a speed of…

Q: A ball is dropped from rest at aheight of 60 m above the ground (a) What is the speed just before it…

A:

Q: An object is in freefall. It remains in freefall for 5 seconds before it hits the ground. How high…

A: The initial velocity of the free fall=u=0, acceleration due to gravity=a=-9.8 m/s2 Time of…

Q: Two cars start moving from the same point. One travels south at 60mi/h and the other travels west at…

A: We have to find distance between two car

Q: A ball is thrown vertically upwards with a velocity of 48 ft/s from the top of a building 35 ft…

A: Basic equation of motion problem

Q: A stone is thrown straight up from the edge of a roof, 875 feet above the ground, at a speed of 10…

A:

Q: On the moon, the acceleration due to gravity is about – 5 ft/s. An astronaut jumps into the air with…

A:

Q: A stone is thrown straight up from the edge of a roof, 775 feet above the ground, at a speed of 10…

A:

Q: 49. A plane flying with a constant speed of 300 km/h passes over a ground radar station at an…

A: Form the triangle and use cousin formula then take the derivative.

Q: A ball is thrown vertically upward from the top of a tower 120 ft. with a velocity of 55 ft./sec.…

A: we will use the formula s=ut+12gt2v=u+gt where s is the height,           u is the initial velocity,…

Q: A stone thrown upward from the top of a 320-foot cliff at 128 ft/sec eventually falls to the beach…

A: We will solve the problem.

Q: Assume the acceleration of the object is a(t) = -32 feet per second per second. (Neglect air…

A: Explanation of the answer is as follows

Q: A certain body moves along a straight line according to the law s= +812 – 2t (s in feet and t in…

A: As we know that; The expression for the velocity; vt=dstdt Where; ''s'' is the distance traveled by…

Q: Assume the acceleration of the object is a(t) = −32 feet per second per second. (Neglect air…

A: From the given question we get, a(t)=y''(t)=-32 ft/sec2v(0)=y'(0)=66 ft/secy(0)=6 ft

Q: (a) If the student can swim at a speed o (b) How much time is required in still wa (c) Intuitively,…

A: Steady speed of river = 0.600 m/s Upstream distance =1.00 km =1000 m Speed of student= 1.25 m/s,…

Q: Assume the acceleration of the object is a(t) = -32 feet per second per second. (Neglect air…

A: