« previous next »

Author Question: A coral is a type of ________ that secretes ________ to form an organic rock home. A) algae; ... (Read 124 times)

Mr. Wonderful

  • Hero Member
  • *****
  • Posts: 866
on: Jul 13, 2018
A coral is a type of ________ that secretes ________ to form an organic rock home.
 
  A) algae; silica
  B) polyp; silica
  C) algae; calcium carbonate
  D) polyp; calcium carbonate
  E) algae; carbon dioxide

Question 2

The energy released by a magnitude 8 quake on the Richter scale is how many times greater than that of a magnitude 6 quake?
 
  A) 3.15 B) 31.5 C) 63 D) 992 E) 31,255


jgranad15

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 13, 2018
Answer to Question 1

D

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Mr. Wonderful

  • Hero Member
  • *****
  • Posts: 866
Reply #2 on: Jul 13, 2018
TY


jgranad15

  • Sr. Member
  • ****
  • Posts: 345
Reply #3 on: Jul 13, 2018
Happy to Help


« previous next »
 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

The Two New Strands Form in Different Ways The Two New Strands Form in Different Ways
A typical injector-pump-type automotive diesel fuel injection system. A typical injector-pump-type automotive diesel fuel injection system.
How to fully analyze the standard and factored form of a quadratic equation (Question 2) How to fully analyze the standard and factored form of a quadratic equation (Question 2)
Canada Total Energy Consumption by Fuel Type Canada Total Energy Consumption by Fuel Type
The Rock Cycle The Rock Cycle
Granite and Granitic Rock Granite and Granitic Rock
Video: Five phases of cardiac cycle & Atrial contraction

For a complete list of videos, visit our video library