This topic contains a solution. Click here to go to the answer

Author Question: After seeing a flash of lightning, if one counts the seconds before hearing the thunder, one can ... (Read 79 times)

danielfitts88

  • Hero Member
  • *****
  • Posts: 535
After seeing a flash of lightning, if one counts the seconds before hearing the thunder, one can estimate the distance to the flash. How many seconds delay
 
  (a) per mile?
  (b) per kilometer?

Question 2

In searching for life in the solar system, which basic requirement of life is the most fundamental and the one we always look for?
 
  A) the presence of organic matter
  B) the presence of an energy source
  C) the presence of a liquid medium, most likely water
  D) the presence of oxygen



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brittiany.barnes

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

(a) 5. seconds per mile
(b) 3. seconds per km

Answer to Question 2

C




danielfitts88

  • Member
  • Posts: 535
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


lindahyatt42

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

For a complete list of videos, visit our video library