This topic contains a solution. Click here to go to the answer

Author Question: What is the best-known and oldest deep-diving manned research submersible now in operation? a. ... (Read 119 times)

captainjonesify

  • Hero Member
  • *****
  • Posts: 543

What is the best-known and oldest deep-diving manned research submersible now in operation?
  a. Trieste
  b. Jiaolong
  c. Challenger
  d. Alvin
  e. Shinkai



Question 2

It is estimated to take _____ for the ocean's volume to circulate through the oceanic crust at spreading centers.
  a. 1 million years
  b. 10 million years
  c. 100 million years
  d. 1 billion years
  e. 10 billion years




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jordangronback

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

d

Answer to Question 2

b



captainjonesify

  • Hero Member
  • *****
  • Posts: 543
Both answers were spot on, thank you once again




 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

For a complete list of videos, visit our video library