Respuesta :

Answer:

196 J

Explanation:

Formula

  • Work done(W) = Mass (m) x gravity (g) x height (h)

Here, we are given :

  • m = 8.0 kg
  • g = 9.8 m/s² (on Earth)
  • h = 2.5 m

Solving

  • W = 8 × 9.8 x 2.5
  • W = 20 × 9.8
  • W = 196 J