The First Agricultural Revolution is best described as a period during which . A.
tools made of bone and stone were first widely used
B.
humans were nomadic and lived in small communities
C.
humans hunted and gathered for subsistence
D.
humans cultivated plants and domesticated animals

Please select the best answer from the choices provided.

A
B
C
D

Who owned most of the resources in a market or capitalistic economy? in a socialist or command economy? what determines ownership in a traditional economy. (economies)

Sandstones that form in aeolian (wind/desert) environments appear very different from other sandstones, such as those formed in a beach/ shoreline environment and in rivers on land. give three identifying properties for each of the three sandstones that would tell a geologist which depositional environment they formed in. consider things such as the relationship between transportation and grain size, shape, roundness, sorting, fossils and composition.

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.