What does this welded texture indicate about the formation of this rock?
A) It formed from an explosive pyroclastic eruption.
B) The rock solidified at great depth.
C) The magma formed some crystals before rising closer to the surface and solidifying.
D) The magma had abundant dissolved gas.
A) It formed from an explosive pyroclastic eruption.
You might also like to view...
Where and when does a dust devil generally occur?
a. On Antarctica in winter. b. In a low-pressure area during summer. c. In the desert during dry conditions. d. Along the equator throughout the entire year.
Which of the following patterns of air movement is associated with the location of Toronto, Ontario (latitude 43°N)?
A. northeast trades B. doldrums C. westerlies D. southeast trades
In the United States, and estimated 60% of processed foods contain GM ingredients.
Answer the following statement true (T) or false (F)
Energy transferred by electromagnetic waves is called ____
A) magnetism B) convection C) conduction D) radiation