E_{k} = \frac{m v^{2}}{2}

${{E_k} = \frac{m{v^{2}}}{2}}$

E_{k} = \frac{m v^{2}}{2}

${E_k} = \frac{m{v^{2}}}{2}$

E_{k} (J)

${E_k} \;\left(J\right)$

v (m / s)

$v\;\left(m/s\right)$

v

$v$

m / s

$m/s$

1

m

$m$

k g

$kg$

1

Lisa

OK

Error