A vesicular igneous texture indicates that
A) there was a lot of gas in the magma.
B) the rock cooled quickly.
C) the rock broke apart as it flowed.
D) the rock cooled slowly.
E) the ash and pumice were hot and became compacted.
A) there was a lot of gas in the magma.
You might also like to view...
What reasons cause the downwelling and upwelling of ocean water?
a. Winds that drive water surplus or deficit b. Contrasts in water density c. Tidal effect d. Both a and b
Hess's 1960s theory of mantle convection and seafloor spreading was essentially correct.
Answer the following statement true (T) or false (F)
____________________ is the practice of collecting wild organisms and breeding them for eventual reintroduction to the wild.
Fill in the blank(s) with the appropriate word(s).
____________________ is the name given to the natural nutrient enrichment of a shallow lake
Fill in the blanks with correct word