Explain how scientists believe the first americans arrived on the north american continent

Who established a colony on roanoke island? a. francis drake b. edmund spenser c. william shakespeare d. sir walter raleigh

Hich explains why the constitution gave congress the power to create a system of federal courts? the constitution wanted congress to share power with the judicial branch. the constitution anticipated the need for courts lower than the supreme court. the constitution wanted congress to share power with the appellate courts. the constitution anticipated the need for courts equal to the supreme court.

Both the nervous and endocrine systems send electrical and chemical signals for internal communication. select the best answer from the choices provided t f