2 kg⋅m

start fraction, start text, k, g, end text, dot, start text, m, end text, divided by, start text, s, end text, squared, end fraction.
What calculation will give us the work done, in Joules (which are \dfrac{\text{kg}\cdot\text{m}^2}{\t ext{s}^2}
s
2

kg⋅m
2


start fraction, start text, k, g, end text, dot, start text, m, end text, squared, divided by, start text, s, end text, squared, end fraction)?
Choose 1
Choose 1

(Choice A)
A
20\cdot 6020⋅6020, dot, 60

(Choice B)
B
20\cdot 1000\cdot 6020⋅1000⋅6020, dot, 1000, dot, 60

(Choice C)
C
\dfrac{20}{1000}\cdot 60
1000
20

⋅60start fraction, 20, divided by, 1000, end fraction, dot, 60

(Choice D)
D
\dfrac{20}{60}
60
20