Sunday

March 1, 2015

March 1, 2015

Posted by **rex** on Saturday, August 2, 2014 at 11:49pm.

- physics -
**bobpursley**, Sunday, August 3, 2014 at 11:08amyes, possible, given he and the ball had in initial velocity.

Time it takes to fall h meters:

h=1/2 g t^2

t=sqrt (2h/g)

velocity intial= distance/time= 7h/sqrt(2h/g)=

velocity initial= 1/sqrt(2/hg)

so if h initial= 1meter, then velocity

is 7/sqrt(1/4.9)= 7sqrt(4.9)= about 15m/s which is a really brisk walk. I cant run half that fast.

**Answer this Question**

**Related Questions**

physics - Why is this following situation impossible? A normally proportioned ...

physics - An adult person is holding their arm straight out to their side. Their...

Physics - Standing Waves - a) A plot of lnv vs. lnT should be a straight line. ...

Physics help - Orville walks 270 m due east. He then continues walking along a ...

PHYSICS! - Orville walks 270 m due east. He then continues walking along a ...

Physics - Suppose you walk 18.0m straight west and then 25.0 m straight north. ...

physics - Compute your average velocity in the following two cases: (a) You walk...

Physics - A person’s arm is held with the upper arm vertical, the lower arm and ...

Physics - You are holding a 5 kg dumbbell straight out at arm's length. Assuming...

Physics - A crane is holding a bloc of metal of 10 000kg. If the crane's arm ...