This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Why are lahars so dangerous? A) They are the hottest of all lava flows. B) They contain deadly ... (Read 73 times)

tuffie

  • Hero Member
  • *****
  • Posts: 534
on: Jul 16, 2018
Why are lahars so dangerous?
 
  A) They are the hottest of all lava flows.
  B) They contain deadly chemicals.
  C) Hot pyroclastic fragments melt ice and snow; this mixture flows extremely fast.
  D) They are the most explosive of all volcanic eruptions.

Question 2

Which of the following causes the formation of large crystals such as pegmatite?
 
  A) high fluid content of magma
  B) high heavy metal content of magma
  C) high silica content of magma
  D) high solidification factor of magma


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

scrocafella

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A


tuffie

  • Member
  • Posts: 534
Reply 2 on: Jul 16, 2018
Wow, this really help

connor417

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

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?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

The deadly Ebola virus The deadly Ebola virus
This chart illustrates the bottom up assumption about government. In this, attitudes, culture, and This chart illustrates the bottom up assumption about government. In this, attitudes, culture, and
Deadly Plants Deadly Plants
The year 2010 was the hottest since 1880 The year 2010 was the hottest since 1880
Mixing alcohol with caffeinated energy drinks can have dangerous consequences Mixing alcohol with caffeinated energy drinks can have dangerous consequences
Pyroclastic Flows Pyroclastic Flows
Video: Ultrasound of a Fetus (Sonogram)

For a complete list of videos, visit our video library