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

Author Question: ________ has a large percentage of voids and is lightweight, so therefore has the ability to float ... (Read 40 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
on: Jul 16, 2018
________ has a large percentage of voids and is lightweight, so therefore has the ability to float in water.
 
  A) Basalt
  B) Pegmatite
  C) Pumice
  D) Scoria

Question 2

Which of the following best describes a pegmatitic texture?
 
  A) Large crystals that form in a fluid-rich environment late in crystallization
  B) Porous texture resulting from escaping volatiles
  C) Fine-grained texture composed of microscopic crystals
  D) Several large crystals surrounded by a fine-grained matrix


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

shayla

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A


jwb375

  • Member
  • Posts: 540
Reply 2 on: Jul 16, 2018
Gracias!

patma1981

  • Member
  • Posts: 292
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Large male reindeer Large male reindeer
The American Lion was one of the abundant Pleistocene megafauna, a wide variety of very large mammal The American Lion was one of the abundant Pleistocene megafauna, a wide variety of very large mammal
Our species’ ability to form social bonds and be loyal and cooperative within our “tribe” may ... Our species’ ability to form social bonds and be loyal and cooperative within our “tribe” may ...
Using a scan tool to check for IAC counts or percentage as part of a diagnostic routine. Using a scan tool to check for IAC counts or percentage as part of a diagnostic routine.
The bridging ability of IgM: (a) Pictorial view of IgM bridging of red cells. (b) Macroscopic view ... The bridging ability of IgM: (a) Pictorial view of IgM bridging of red cells. (b) Macroscopic view ...
Video: Osteoporosis

For a complete list of videos, visit our video library