kblandin18 kblandin18

20-08-2017
Physics

contestada

the force of gravity acting
on a child's mass on earth is 490 newtons. what's the child's mass?

Respuesta :

rizwanasyarifa rizwanasyarifa

20-08-2017

F = m • a

What we know:
- Gravity: 9.8 m/s
- Force: 490 N

Equation derived:
m = F/a
m = 490/9.8
= 50 kg

Answer Link

ohernandez23 ohernandez23

25-08-2017

50 kg because e = mc2

Answer Link

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