Physics, 03.12.2020 09:10 Svetakotok
If a ball has kinetic energy of 1000 joules and a speed of 5m/s, what is its mass?
Answers: 2
![1000 = \frac{1}{2} *m*5^{2}\\2000 = 25*m\\m=80[kg]](/tpl/images/0945/2134/99633.png)
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If a ball has kinetic energy of 1000 joules and a speed of 5m/s, what is its mass?...
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