Imagine you are a caseworker and you are asked to record the interaction of others in a specific place over an agreed upon amount of time using specific procedures and measurements. what method of data collection would you be performing?

Explain how tectonic plate movement creates geological events and features.

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.

Most galaxies in the universe are irregular-shaped galaxies. true or false ?