Answer:
Option C
100 J
Explanation:
Kinetic energy, KE is given by
where m is the mass and v is the velocity
Substituting 50 Kg for mass, m and 2 m/s for velocity v then we obtain

Therefore, the child's kinetic energy is equivalent to 100 J
No artificial ingredients
i only know that because my mom was vegan for two years
Answer: The amount of energy consisted in the molecules determines the state of matter.
Explanation:
Answer:
Law of multiple proportions