This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Ocean waves with a wavelength of 120 m are coming in at a rate of 8 per minute. What is their speed? ... (Read 89 times)

waynest

  • Hero Member
  • *****
  • Posts: 553
on: Jul 28, 2018
Ocean waves with a wavelength of 120 m are coming in at a rate of 8 per minute. What is their speed?
 a. 8.0 m/s
  b. 16 m/s
  c. 24 m/s
  d. 30 m/s
  e. 4.0 m/s

Question 2

Bats can detect small objects such as insects that are of a size on the order of a wavelength. If bats emit a chirp at a frequency of 60 kHz and the speed of soundwaves in air is 330 m/s, what is the smallest size insect they can detect?
 a. 1.5 mm
  b. 3.5 mm
  c. 5.5 mm
  d. 7.5 mm
  e. 9.8 mm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bob

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


waynest

  • Hero Member
  • *****
  • Posts: 553
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


bob

  • Sr. Member
  • ****
  • Posts: 343
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Your heart beats over 36 million times a year.

Changes in metabolic rate of selected structures in a mammal's body during different activities Changes in metabolic rate of selected structures in a mammal's body during different activities
Water wheel is the most promising solution to ocean plastic Water wheel is the most promising solution to ocean plastic
How would you rate your overall health?” The percent of adults answering “excellent” or ... How would you rate your overall health?” The percent of adults answering “excellent” or ...
Processes of the Middle and Upper Troposphere: Rossby Waves and Vorticity Processes of the Middle and Upper Troposphere: Rossby Waves and Vorticity
Converting Hertz to Wavelength Converting Hertz to Wavelength
For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ... For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ...
Video: Junction Types - Tight and Adherens Junctions

For a complete list of videos, visit our video library