Un jugador de fútbol americano de 99kg de peso, va corriendo a 9.7m/s, choca en el aire con otro jugador de 139 Kg de peso que lo obstruye moviéndose en dirección opuesta. Ambos jugadores terminan con una velocidad de cero. Calcula la velocidad inicial del segundo jugador.​

Which is the most accurate name for the ionic compound cas?

What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.

Can anyone plz answer any of these. even if its one it will