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
Question 2
Lava flows ____.
a. move so slowly that they do not present a danger to either life or property
b. are often redirected by emergency efforts
c. can be redirected only with long-term planning and construction
d. move fast and are a threat to life and property
e. move slowly enough that they are usually a threat only to property
hydrogen
Hydrogen bonding of water with itself and with other compounds
Volcanic Ash
Four methods of recording electrical activity of the nervous system.
Summary of Cytokine Activity
DNA polymerase proofreading activity