This topic contains a solution. Click here to go to the answer

Author Question: The two main categories of igneous rocks are ____________________ and ____________________. Fill in ... (Read 62 times)

crobinson2013

  • Hero Member
  • *****
  • Posts: 535
The two main categories of igneous rocks are ___________________ _ and ___________________ _.
 Fill in the blank(s) with correct word

Question 2

The prevailing model for the formation of greenstone beds in the Archean is ____.
 A)igneous intrusion into a sandstone bed
 B)the closing of a back-arc basin
 C)a Wilson cycle
 D)mid-continental rifting
 E)ultramafic lava flows



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Silverbeard98

  • Sr. Member
  • ****
  • Posts: 355
Answer to Question 1

volcanic, plutonicplutonic, volcanicextrusive, intrusiveintrusive, extrusive

Answer to Question 2

B





 

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

For a complete list of videos, visit our video library