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 80 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
Excellent

kalskdjl1212

  • Member
  • Posts: 353
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

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?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Snout and mouth of sand tiger shark, showing protruding teeth and small eyes Snout and mouth of sand tiger shark, showing protruding teeth and small eyes
Bone Anatomy of the Foot Bone Anatomy of the Foot
Monkeys and apes such as this chimpanzee can be recognized in the fossil record by the anatomy of th Monkeys and apes such as this chimpanzee can be recognized in the fossil record by the anatomy of th
Apply L stroke under the mandible. Place your middle and ring fingers under the tip of the chin; ... Apply L stroke under the mandible. Place your middle and ring fingers under the tip of the chin; ...
We lost the 6th book in the series. After two months, we finally found it. We lost the 6th book in the series. After two months, we finally found it.
Video: Simple Diffusion - gases and nonpolar compounds transport

For a complete list of videos, visit our video library