Effery used a stream table as a model to show how water erodes soil. as he sprayed water on the stream table, some of the soil was carried to the end of the table. jeffery used his stream table to model an interaction between which two spheres? a. hydrosphere and atmosphere b. biosphere and atmosphere c. geosphere and hydrosphere d. geosphere and biosphere

How do adaptation affect a species?

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

How did the discovery of the rhesus factor affect society? o more patients died from having a transfusion with the wrong rhesus factor 0 new treatments during pregnancy could prevent harm to the developing child. o less donated blood could be used in the treatment of patients. the number of blood types was reduced by half