karliesmonks karliesmonks

21-04-2020
Chemistry

contestada

LU
Calculating Kinetic Energy
A conveyer belt moves a 40 kg box at a velocity of 2 m/s. What is the kinetic energy of the box while it is on the
conveyor belt?
40J
803
160J
1,600

Respuesta :

Somboss Somboss

21-04-2020

Answer:

80joules

Explanation:

1/2mv²

1/2x40x2²

1/2x40x4

1/2x160

=80joules

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