What factor determines the composition of magma?

a. amount of fractional crystallization and the composition of the parent rock

b. plate tectonic setting of the volcano

c. composition of the parent rock and the amount of partial melting it underwent

Which of the following is an example of a policy that may be implemented by a business that has trouble with employees using the internet for their own personal needs? a. all employees will have to take a safety training class. b. employees caught using the internet for personal needs will have to take a professional development class. c. personal interviews will be conducted to find out who is using the internet for personal needs. d. employees will be monitored, but nothing will happen if their employer catches them using the internet for personal needs.

How does the bare soil surface type affect the amount of runoff

Which type of seismic waves are confined at the surface