Author Question: There has been some success demonstrated in controlling lava flows by using ____. a. water to ... (Read 84 times)

renzo156

  • Hero Member
  • *****
  • Posts: 526
There has been some success demonstrated in controlling lava flows by using ____.
   a. water to harden the leading edge of the flow
   b. bulldozed trenches for the lava flow to follow
   c. high explosives to disperse the lava over a wide area to cool
   d. levees of older lava to funnel the flow into a valley
   e. aerial bombing of the volcano caldera

Question 2

Harmonic tremors are ____.
   a. strong earthquakes generated by an eruption
   b. strong aftershocks generated after an eruption
   c. the effect of magma dome collapse
   d. weak earthquakes that precede an eruption
   e. the effect of large gas emissions



LegendaryAnswers

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

ANSWER: a

Answer to Question 2

ANSWER: d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

For a complete list of videos, visit our video library