Multiple Choice
The most dangerous poisonous gas(ses) associated with volcanic activity ____.
A) is hydrogen sulfide
B) are invisible but detectable by smell
C) must be breathed to cause damage
D) can weaken buildings by reacting to form sulfuric acid
E) can mix with moisture to make dangerous aerosols
Correct Answer:
Verified
Correct Answer:
Verified
Q12: Lava flows _.<br>A)move so slowly that they
Q13: Any volcanic mud or debris flow is
Q14: The caldera now filled by Crater Lake<br>A)is
Q15: The town of Bend, Oregon _.<br>A)is in
Q16: Airplanes may experience risks from volcanic eruptions
Q18: Campi Flegrei, home to two million people,
Q19: The prediction of volcanic danger based on
Q20: Volcanic _ is composed of bits of
Q21: A high-speed _ contains a high proportion
Q22: Ash eruptions form their own volcanic _