When lava erupts quickly and violently what forms?

Explain why in any given geographical region, women tend to have lighter skins( by 3-4% on average) than men?

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Which represents a negative impact of technology