A force of 20 N acts upon a 5 kg block. Calculate the acceleration of the object.

The conflict perspective explains deviance in terms of power and inequality. select the best answer from the choices provided t f

The controlled use of fire by hominids: (a) limited the expansion of hominids into certain environments, such as dry grasslands. (b) decreased the amount of food energy available in the hominid diet. (c) contributed to geographical expansion and food production techniques in positive ways. (d) has been shown to contribute little to the digestive process of hominids.

What are the most populous and least populous areas of russia? and why are some areas more heavily populated than others?