a ball is thrown vertically upward w/a velocity of 20m/s find
a.time of ascent
b.total time in air
c.max height reached
d.up when it reaches the point of release

Question

a ball is thrown vertically upward w/a velocity of 20m/s find 
a.time of ascent 
b.total time in air
c.max height reached
d.up when it reaches the point of release

anonymous · Answer

Start by writing a formula for the ball's acceleration. Then integrate from there to get velocity and position formulas. Make sense?

anonymous · Answer

Yay? Nay?

anonymous · Answer

2s for 1st
4s for 2nd
20 m for 3rd
i cant understand the 4th question

anonymous · Answer

Wow. Hand him the answers. Such a huge help.

anonymous · Answer

is tht wrng?

anonymous · Answer

i'm sorry .. i'm new

anonymous · Answer

I haven't worked them out yet, I just figured it would help him more if we walked him through how to understand the procedure instead of just giving him the numbers to write down.

anonymous · Answer

ok i'm so sorry

anonymous · Answer

4th question uf or vf when it reaches the point of release the professor writing is like a doctor