belle138 belle138
  • 21-10-2017
  • Physics
contestada

If you drop a rock from a height of 7.5m, it accelerates at g and strikes the ground 1.23718s later. If you drop the same rock from half the height, what will be it’s acceleration? The acceleration of gravity is 9.8 m/s^s.

If you drop a rock from a height of 75m it accelerates at g and strikes the ground 123718s later If you drop the same rock from half the height what will be its class=

Respuesta :

beeaans
beeaans beeaans
  • 22-10-2017
If it is falling vertically, I'm pretty sure that the acceleration is always g (-9.8m/s^2).
Answer Link

Otras preguntas

Explain whether the Congress of Vienna was successful in its goals?
I need help in a bad way. I need to write a short composition in SPANISH about my favorite foods
please help ( ･ั﹏･ั)...​
I don't get it please help and show me how to do it
Suppose that you and a friend are playing cards and decide to make a bet. If you draw three face cards, where a face card is a Jack, a Queen, or a King, in succ
expand the brackets (x+5)(3x-2).
explain own words Republic act no. 7394 aslo known as consumer act of the philipines?​
Show that (√7+i√3/√7-i√3 + √7-i√3/√7+i√3) is real​
I need help on Absolute Value Equations! |6x−18|=−1
Ex 2) A cannon ball is shot straight up into the air with an initial velocity of 25 m/s[Up). What is the maximum height of the cannonball?