Author Question: Why is silicate the most prevalent mineral in igneous rock? A) Silicates melt very easily. B) ... (Read 75 times)

eruditmonkey@yahoo.com

  • Hero Member
  • *****
  • Posts: 546
Why is silicate the most prevalent mineral in igneous rock?
 
  A) Silicates melt very easily.
  B) Silicates make up most of the earth's crust.
  C) Silicate is attracted to heat.
  D) Silicates are very heavy, so they are perfect for magma.

Question 2

The lava at Kilauea volcano in Hawaii erupts at a temperature of approximately 1000 degrees Celsius. How could geologists overcome this problem when studying the lava flow?
 
  A) Pour water on the lava.
  B) Don't bother studying the lava flow.
  C) Take pictures from far away and study them in the lab.
  D) Wear heat-resistant clothing and use tools that reach the flow from a few meters away.



blfontai

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

Answer: B

Answer to Question 2

Answer: D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

For a complete list of videos, visit our video library