physics
posted by lana .
A ball is dropped from the roof of a building. How fast is it moving after 4.6 seconds?

10
Respond to this Question
Similar Questions

calculus
A ball is dropped from the same height, but 20 feet away from the side of the building. The height y of the ball at time t is given by y(t) = 64 − 16t2. How fast is the shadow of the ball moving along the ground after 1 second? 
physics
a penny dropped from the Empire state building. how far does the penny drop in 6 seconds? 
physical science
A stone is dropped from rest at the top of a tall building. Determine the distance the ball has traveled after ½ second, one second, 3/2 seconds, and 2 seconds. How fast is the ball moving at the end of the 2 seconds? 
calculus
A light is attached to the wall of a building 64 feet above the ground. A ball is dropped from the same height, but 20 feet away from the side of the building. The height y of the ball at time t is given by y(t) = 64 − 16t 2 … 
pysics
A ball is dropped from the roof of a building. How fast is it moving after 4.5 seconds? 
science
a ball is dropped from the roof of a building. it takes 10 seconds to reach the ground. find the height of the building.(g=9.8/s square) 
Physics
A ball is dropped from a roof of a building and strikes the ground in 3 seconds. If a second ball is thrown horizontally from the roof, it will hit the ground in: 
math
A light is at the top of a pole 80 feet high. A ball is dropped at the same height from a point 20 feet away from the light. A wall 80 feet high, 60 feet away from the light is built. Assuming the ball falls according to the Newtonian … 
Maths
A circus artist drops a ball from a high wire. The ball takes 1.5 seconds to reach the ground. I) Find the height of the ball above the ground. II) How fast is the ball moving as it hits the ground? 
physics
a brick is dropped form the roof of a building. On the way down it passes a 2m high window and is observed to pass from the top to the bottom of the window in 0.25s. (a) How fast was it moving when it passed the top of the window?