perseverantpayton perseverantpayton
  • 20-11-2021
  • Physics
contestada

A 10.0 kg water balloon is dropped from a height of 12.0 m. Calculate the speed of the balloon just before it hits the ground.

Respuesta :

chloedbonham
chloedbonham chloedbonham
  • 20-11-2021

Answer:      15.5 m/s.

Explanation:       Potential energy of the balloon has been converted to kinetic energy.

potential energy = kinetic energy.

mgh = ½mv².

10* 10* 12= ½ *10 *v²

1200 = 5v²

v²=1200÷5

v=√240

v= 15.49~15.5 m/s.

Answer Link

Otras preguntas

what is a persona non grata?
can you tell me what is alphabet soup?
When an object moves, stops moving, changes speed, or changes direction, how do scientists describe that condition?
A library expansion begun in 2002 was expected to cost 107million. By 2006 library officials estimate the cost would be 31million over budget. By what percent d
expand and simplify: 1.(n-2)(3n+7)+2n(2n+3)factor each expression fully:2. 4xsquared-25
What is 6=radical v-2
Help! Given that WZ/YZ = VZ/XZ select the postulate theorem that you can use to conclude that the triangles are similar.
what is adjective order?
What is the value of x ; 32x + 53 = 501
Who are the Little Women?