11. Which among the following is INCORRECT about volcanic eruption?
A. As rock inside the earth melts, its mass remains the same while its volume increases.
B. lighter magma rises.
C. the amount of a dissolved gas in magma (its solubility) at atmospheric pressure is negative Zero.
wag hula hula lang
Answers & Comments
Answer:
letter B The melted rock, or magma, is lighter than the surrounding rock and rises up. This magma collects in magma chambers, but it is still miles below the surface. When enough magma builds up in the magma chamber, it forces its way up to the surface and erupts, often causing volcanic
Explanation:
Volcano eruptions go through several stages typically beginning with earthquake swarms and gas emissions, then moving to initial steam and ash venting, lava dome buildup, dome collapse, magmatic explosions, more dome growth interspersed with dome failures and finally, ash, lava and pyroclastic eruptions.