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

Author Question: What is often found in the middle of manganese nodules? a. Microtektites b. Shark teeth or bone ... (Read 77 times)

tichca

  • Hero Member
  • *****
  • Posts: 554
on: Aug 22, 2018

What is often found in the middle of manganese nodules?
  a. Microtektites
  b. Shark teeth or bone fragments
  c. Living bacteria
  d. Sand grains



Question 2

Which statement describes turbidites?
  a. They are graded layers of terrigenous sand mixed with finer pelagic sediments.
  b. They are propelled into position by gravity rather than water currents.
  c. They are composed of distinct layers that represent various turbidity current events.
  d. All of these choices are true about turbidites.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mcabuhat

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Aug 22, 2018
Answer to Question 1

ANS: B
There is often a nuclei of sorts in the center of manganese nodules. This can be shark teeth, bone
fragments, or the skeletons of microscopic plankton. Information can be found in the section Pelagic
Sediments Vary in Composition and Thickness.



Answer to Question 2

ANS: D
Turbidites are graded layers of terrigenous sediments that become combined with finer pelagic
sediments. These are carried by turbidity current which in themselves are propelled by gravity rather
than water currents. Due to the layering of turbidites, it is possible to distinguish individual turbidity
events. Information can be found in the section Pelagic Sediments Vary in Composition and Thickness.



tichca

  • Member
  • Posts: 554
Reply 2 on: Aug 22, 2018
YES! Correct, THANKS for helping me on my review

nathang24

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Ethmoid bone Ethmoid bone
Frilled Shark Frilled Shark
Rising and Setting of Stars at Middle North Latitudes Rising and Setting of Stars at Middle North Latitudes
Although males tend to be larger than females, the two overlap significantly in size. The size of a Although males tend to be larger than females, the two overlap significantly in size. The size of a
The U.S. DOT hazardous materials placards as found in the 2012 Emergency Response Guidebook. ... The U.S. DOT hazardous materials placards as found in the 2012 Emergency Response Guidebook. ...
The Tendons Are the Bands of Tissue That Connect Muscle to Bone The Tendons Are the Bands of Tissue That Connect Muscle to Bone
Video: Central Nervous System Animation

For a complete list of videos, visit our video library