« previous next »

Author Question: A skipper on a boat sees wave crests passing the anchor chain every 5 seconds and estimates the ... (Read 47 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?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Comet Tempel 1 67 seconds after colliding with the Deep Impact probe. Comet Tempel 1 67 seconds after colliding with the Deep Impact probe.
A medical assistant using the proper technique when passing instruments to the physician. A medical assistant using the proper technique when passing instruments to the physician.
Chain elongation in prokaryotes translation Chain elongation in prokaryotes translation
Weighing Boat Weighing Boat
Managing Supply Chain and Operations: An Integrative Approach, 2nd Edition Managing Supply Chain and Operations: An Integrative Approach, 2nd Edition
Estimates of Heritability for Traits in Different Organisms Estimates of Heritability for Traits in Different Organisms
Video: Junction Types - Tight and Adherens Junctions

For a complete list of videos, visit our video library