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 77 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
YES! Correct, THANKS for helping me on my review

AISCAMPING

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Open, or compound The fracture projects through the skin and there is a possibility of infection or Open, or compound The fracture projects through the skin and there is a possibility of infection or
Barenaked Ladies - Lovers in a Dangerous Time Barenaked Ladies - Lovers in a Dangerous Time
A multiport fuel injector. Notice that the fuel flows straight through and does not come in contact ... A multiport fuel injector. Notice that the fuel flows straight through and does not come in contact ...
The year 2010 was the hottest since 1880 The year 2010 was the hottest since 1880
Basaltic Lava Basaltic Lava
A Pahoehoe Lava Flow A Pahoehoe Lava Flow
Video: Conjunctivitis

For a complete list of videos, visit our video library