keigoserrano03 keigoserrano03

13-09-2021
Physics

contestada

you throw a ball with a mass of 2.1 kg. The balls leave your hand at 30 m/s the ball has_________ enrgy. Calculate it

Respuesta :

feemarie86 feemarie86

13-09-2021

Answer:

945 joules

Explanation:

Kinetic energy = 1/2(MV²)

Given parameters

Mass = 2.1kg

Velocity = 30m/s

K.E = 1/2(2.1 x 30²)

K.E = 1/2( 2.1 x 900)

K.E = 2.1 x 450

K.E = 945 joules

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