Which of the following is not one of the three types of physical processes that can cause weathering?
a. biological
b. cultural
c. chemical
d. physical

How do hearths affect cultural diffusion? a. a hearth is the destination of cultural diffusion. b. a hearth divides a cultural region in two. c. a hearth is the beginning point of cultural diffusion. d. a hearth is the means of cultural diffusion. e. a hearth is the meeting point of two diffuse cultures.

Much of the region of central africa is forest and savanna. select the best answer from the choices provided t f

Why is democracy better than a dictatorship?