When plates divide or separate it creates a divergent boundary.
Answer:
The set of prescribed behaviors that are associated with a particular social position.
Explanation:
A role in a society is a behavior that we do as part of our position that we have in that society. There are many roles that we do on a daily basis. These can be gender roles, parental roles, the roles we do at a given job position, and many others. We all know the role of a firefighter because we know what to expect from that role in society.
Q6: A
Q7:D
Q8:C
Reasoning
Q6: Based on all the other questions talking about common ancestors I deduced that to find a “common” ancestor they need to find things that are the same.
Q7: All arthropod have a exo skeleton for example a lobster or crab. They all have a head, abdomen and thorax for example ants. They all have legs with joints for example a spider.
Q7:So bones are traveled down by ancestors so the types of bones stay the same but natural selection has changed them to better fit their environment.