« previous next »

Author Question: A skipper on a boat sees wave crests passing the anchor chain every 5 seconds and estimates the ... (Read 54 times)

Wadzanai

  • Hero Member
  • *****
  • Posts: 528
on: Jul 29, 2018
A skipper on a boat sees wave crests passing the anchor chain every 5 seconds and estimates the distance between crests is 15 m. What is the speed of the water waves?
 
  A) 3 m/s
  B) 5 m/s
  C) 15 m/s
  D) need more information

Question 2

The number of nodes, including the end points, in a standing wave that is two wavelengths long is
 
  A) 1.
  B) 2.
  C) 3.
  D) 4.
  E) none of the above


s.meritte

  • Sr. Member
  • ****
  • Posts: 306
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: E


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

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?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

The Moon passing in front of the Sun, from the STEREO-B spacecraft. The Moon passing in front of the Sun, from the STEREO-B spacecraft.
Dingy skipper egg Dingy skipper egg
The Chain of Survival. The Chain of Survival.
Wave-Cut Platform and Marine Terrace Wave-Cut Platform and Marine Terrace
Find the derivative by using the chain rule - Solution Help Find the derivative by using the chain rule - Solution Help
Amino Acids Grouped by Their Side Chain Properties Amino Acids Grouped by Their Side Chain Properties
Video: Factors that influence muscle tension - Sarcomere length and force, understretched and overstretched

For a complete list of videos, visit our video library