Tolong di jawab no 10-12

10.
a = f / m
   = 32 / 4
   = 8 m/s² (D)

11. B

12. 
        Q = m x C x (T2 - T1)
46.000 = 2 x 460 x (T2 - 25)
46.000 = 920 x (T2 - 25)
T2 - 25 = 46000/920
T2 - 25 = 50
       T2 = 50 - 25
       T2 = 25°C (A)

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