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.​

what best describes physical development during adolescence is the development of secondary sex characteristics happens at a rate unique to each individual.

d.7.5cm is your answer

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.

when a device is used in a circuit in which the voltage is 81 v, the current flowing through the device is 3 a. what is the resistance of the device?

a. 27 ω

b. 40.5 a

c. 243 ω

d. 243 a

the correct answer is a. 27