« previous next »

Author Question: Most coral reefs are located in shallow water that is no more than 75 meters deep because below this ... (Read 89 times)

imowrer

  • Hero Member
  • *****
  • Posts: 514
on: Jul 16, 2018
Most coral reefs are located in shallow water that is no more than 75 meters deep because below this depth,
 
  A) water temperatures are too cold.
  B) water currents are too fast.
  C) sunlight levels are too low.
  D) there is not enough oxygen.

Question 2

The complete combustion of fossil fuels and refuse produces
 
  A) radon and carbon monoxide.
  B) volatile organic compounds.
  C) sulfuric acid and nitric acid.
  D) carbon dioxide and water vapor.


durant1234

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 16, 2018
Answer to Question 1

C

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Chelonia mydas swimming above Hawaiian coral reef. Chelonia mydas swimming above Hawaiian coral reef.
Water Properties Water Properties
Deep vibration applied with fingertips to the abdomen. Deep vibration applied with fingertips to the abdomen.
Your Body Is Mostly Water Your Body Is Mostly Water
Percentage of Americans Living in Communities with a Fluoridated Water Supply, by State. 2012 Percentage of Americans Living in Communities with a Fluoridated Water Supply, by State. 2012
Deep palpation Deep palpation
Video: Chronology of leptin research (A history of leptin research)

For a complete list of videos, visit our video library