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

Author Question: The critical part of the atmosphere for protecting life on the ground from excessive ultraviolet ... (Read 116 times)

leo leo

  • Hero Member
  • *****
  • Posts: 566
on: Jul 27, 2018
The critical part of the atmosphere for protecting life on the ground from excessive ultraviolet radiation is the
 
  A) hydrosphere.
  B) troposphere.
  C) ozone layer.
  D) stratosphere.
  E) ionosphere.

Question 2

Capella is the same temperature as our Sun, but about ten times the Sun's diameter; it must be about ________ times as luminous as our star.
 
  Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jossy

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

100


leo leo

  • Member
  • Posts: 566
Reply 2 on: Jul 27, 2018
Excellent

6ana001

  • Member
  • Posts: 311
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

European wildcat feeding its kittens, as illustrated in Brehm's Life of Animals European wildcat feeding its kittens, as illustrated in Brehm's Life of Animals
Critical thinking model for safety evaluation Critical thinking model for safety evaluation
As their numbers grow and their resources and health improve, the elderly will enjoy life more and ... As their numbers grow and their resources and health improve, the elderly will enjoy life more and ...
How to find the anti-derivative of a function (Part 2) How to find the anti-derivative of a function (Part 2)
While fish-oil supplements contain omega-3 fatty acids, excessive amounts can be unhealthy for some While fish-oil supplements contain omega-3 fatty acids, excessive amounts can be unhealthy for some
Plot of land (Part c) Plot of land (Part c)
Video: Cleavage and Implantation Animation

For a complete list of videos, visit our video library