Question

A toy train has a mass of 2 kg and travels at a rate of 1.5 m/s. How much kinetic energy does it have when it's in motion?

Answer 1

\[KE = \frac{ 1 }{ 2 }mv ^{2}\]

Answer 2

Not any of my answers english plz ? lol @burton11ato

Answer 3

is it 1.33 j ?

Answer 4

2.25 J is what I'm getting.

Answer 5

What i posted originally is the equation you should use. m is the mass, v is the velocity (which you square). The units come out to [kg][m^2]/[s^2] which convert to Joules

Answer 6

ohhhhh ok thank you .

Answer 7

anytime, good luck :)