Please please please help
A 10g copper sphere was moving 40 m/s when it hit another object. This caused all of the KE to be converted into thermal energy for the copper sphere. How much energy was converted into thermal energy (heat)?
A. 0.0 J
B. 40 J
C. 200 J
D. 8.0 E3J
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Ответ:
i think B
Explanation:
im sorry if im wrong