What field(s) are created by an electron when it moves?

a. electric and gravitational fields

b. magnetic and gravitational fields

c. gravitational, electric, and magnetic fields

d. electric field only

How is the national wildlife refuge system similar to the pacific region coastal program? a. both programs are concerned with providing habitats for wildlife b. both programs are primarily concerned with preserving fish species c. both programs have set aside 150 million acres of land d. both programs are under the u.s. fish and wildlife service

Which of the following human activities resulted in the growth of the north american deer population?

Tom wants to conduct a scientific study but he needs to finish by the end of the school year. what practical way could tom work around this limitation and be successful in his study?