Technician a says that the sharp edges of spool valves should be rounded using 400 grit sandpaper. technician b says that all valve body parts should be cleaned and then dried using low-pressure, filtered compressed air. which technician is correct? group of answer choices

Hurrry plzzz 16 pointsssss which major economic activity in the middle east occurs largely in the areas circled on the map above? a. coal mining b. farming c. nomadic herding d. oil production

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.

"all the characteristics and experiences that define each of us as individuals" is the definition of