¿Como ha ocurrido la evolución humana?

The Human Revolution' emerged. It suggests there was some sudden, dramatic, genetic change around 50,000 years ago, that meant human beings, became able to think and communicate.

Explanation:

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8.04924 m/s²

Explanation:

r = Distance the child is from the center = 4.65 m

= Angular acceleration = 0.745 rad/s²

= Angular velocity = 1.25 rad/s

Velocity is given by

Radial acceleration is given by

Tangential acceleration is given by

The resultant acceleration is given by

The magnitude of the acceleration of the child is 8.04924 m/s²