Posted by **Melanie** on Thursday, September 20, 2012 at 5:43pm.

A ball is thrown straight up and reaches a

maximum height of 6.71 m.

What was its initial speed? The accelera-

tion of gravity is 9.8 m/s2 .

Answer in units of m/s

please give right answer and explain how you got it, thanks !

## Answer This Question

## Related Questions

- physics - A ball is thrown straight up and reaches a maximum height of 6.57 m . ...
- Physics - An object is thrown vertically upward such that it has a speed of 32 m...
- physics - A ball is thrown straight up and reaches a maximum height of 7.16 m. ...
- physics - A ball is thrown straight up with an initial speed of 60 m/s. How high...
- physics - A ball is thrown straight up with an initial speed of 60 m/s. How high...
- Physics - A ball is thrown straight upward and returns to the thrower’s hand ...
- physics - a ball is thrown at an initial angle of 37 and initial velocity of 23....
- physics - a ball is thrown at an initial angle of 37 and initail velocity of 23....
- physics - A ball is thrown vertically upward with an initial speed of 25 m/s. ...
- Physics - A ball is thrown vertically upward with an initial speed of 11 m/s . ...

More Related Questions