11. Which type of volcanic eruption is very explosive?
A. phreatic B. plinian C. vulcanian D. Strombolian
12. Which type of volcanic eruption is the least violent?
A phreatomagmatic B. plinian C, vulcanian
D. Strombolian
13. Paricutin Volcano in Mexico erupted last February 20, 1943. What kind of
volcanic eruption was Paricutin Volcano?
A phreatomagmatic B. plinian C, vulcanian D. strombolian
14. Mount Pinatubo erupted last April 2, 1991. What kind of volcanic eruption
was Mt. Pinatubo?
A. plinjan B.phreatic C. Strombolian D.vulcanian
15. Eruptions caused by the interaction of water into heated magma is called:
A. plinian B. phreatic C. strombolian D. vulcanian​