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

Author Question: A bat chirps to locate a tasty lunch. The chirp travels at 340 m/s and its echo is heard 1 s after ... (Read 242 times)

stock

  • Hero Member
  • *****
  • Posts: 573
on: Jul 29, 2018
A bat chirps to locate a tasty lunch. The chirp travels at 340 m/s and its echo is heard 1 s after the chirp. Distance to the lunch is
 
  A) 85 m.
  B) 170 m.
  C) 340 m.

Question 2

Ultrasonic sound that travels at 1530 m/s in ocean water is bounced off the ocean floor and returns to the ship above. If the round trip takes 3 s, the depth of the water is
 
  A) 1530 m.
  B) 2295 m.
  C) 3060 m.
  D) 4590 m.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

poopface

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: B


stock

  • Hero Member
  • *****
  • Posts: 573
Reply #2 on: Jul 29, 2018
Thank you!


poopface

  • Sr. Member
  • ****
  • Posts: 339
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

James A. Garfield lies mortally wounded. After failing to locate the bullet, surgeons called in Alex James A. Garfield lies mortally wounded. After failing to locate the bullet, surgeons called in Alex
Amniocentesis. The patient is examined with ultrasound to determine the placental site and to locate ... Amniocentesis. The patient is examined with ultrasound to determine the placental site and to locate ...
Turn head for access to posterior cervical muscles. Locate TrPs along posterior cervical muscles, ... Turn head for access to posterior cervical muscles. Locate TrPs along posterior cervical muscles, ...
Healthy lunch Healthy lunch
The National School Lunch Program The National School Lunch Program
Locate the following places by reference number on the map:Key Locales of Political, Economic, ... Locate the following places by reference number on the map:Key Locales of Political, Economic, ...
Video: Definition of heart rate

For a complete list of videos, visit our video library