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

Author Question: Without the atmospheric greenhouse effect, the average surface temperature of Earth would be ___. A) ... (Read 173 times)

itsmyluck

  • Hero Member
  • *****
  • Posts: 546
Without the atmospheric greenhouse effect, the average surface temperature of Earth would be ___.
 A) higher than at present
  B) lower than at present
  C) the same as it is now
  D) much more variable than it is now

Question 2

What is the most accurate description of the principle of a lightning rod?
 A) The lightning rod acts to discharge the thunderstorm.
  B) The lightning rod intercepts the lightning and safely carries the lightning current around the object it protects.
  C) Lightning rods have been used since the 1700s, but the principle of their operation is not known.
  D) A positive charge induced in the lightning rod repels the negative charge in an approaching step leader.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

strudel15

  • Sr. Member
  • ****
  • Posts: 324
Answer to Question 1

B

Answer to Question 2

B




itsmyluck

  • Member
  • Posts: 546
Reply 2 on: Jul 13, 2018
Great answer, keep it coming :)


mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

For a complete list of videos, visit our video library