« previous next »

Author Question: How do researchers today routinely determine the depth of the water to the seafloor? A) ... (Read 31 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532
on: Jul 16, 2018
How do researchers today routinely determine the depth of the water to the seafloor?
 
  A) Ship-mounted gravimeters
  B) A weighted roped or cable
  C) High-resolution multibeam instruments
  D) Laser reflector systems linked to satellites

Question 2

What is the speed of sound waves in water?
 
  A) 1,500 m/sec
  B) 5,000 m/sec
  C) 3,200 m/sec
  D) 10,994 m/sec


karlss

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

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.

Pacific hagfish at 150 meters depth, California, Cordell Bank National Marine Sanctuary. Pacific hagfish at 150 meters depth, California, Cordell Bank National Marine Sanctuary.
Major Ridges and Trenches of the Seafloor Major Ridges and Trenches of the Seafloor
Soil Cleans Water Soil Cleans Water
Calculation of body mass index. To determine your BMI, find the value for your height on the left ... Calculation of body mass index. To determine your BMI, find the value for your height on the left ...
Hydrogen-bond donors and acceptors in water Hydrogen-bond donors and acceptors in water
Relative Humidity Changes at Constant Water-Vapor Content Relative Humidity Changes at Constant Water-Vapor Content
Video: How a Urinalysis is Performed

For a complete list of videos, visit our video library