Homework Help: physics

Posted by shiva on Friday, March 23, 2012 at 5:47am.

a construction worker accidentally knocks a brick from a building so that it falls in 4s to the ground.calculate
a) the velocity of the brick as it hits the ground
b)the distance fallen of the brick

physics - bobpursley, Friday, March 23, 2012 at 8:08am
vf=vi+at

d= vi*t+1/2 a t^2

Answer this Question

Related Questions

physics - a brick is dropped (0 initial speed) from the top of a building. the ...
Physics! - A 0.3 kg brick is dropped form a height of 8 meters. It hits the ...
physics - A brick is released with no initial speed from the roof of a building...
physics - A brick is released with no initial speed from the roof of a building ...
physics - A 2 kg brick is accidentally dropped off some scaffolding from a ...
Physics - A 9 kg lead brick falls from a height of 1.8 m. a) Find the momentum ...
Physics - A brick is thrown vertically upward with an initial speed of 4.40 m/s ...
physics - A brick is thrown vertically upward with an initial speed of 5.00 m/s ...
Physics - A brick is thrown vertically upward with an initial speed of 4.40 m/s ...
Physics - A brick is thrown vertically upward with an initial speed of 4.40 m/s ...

For Further Reading

First Name:
School Subject:
Answer: