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

Author Question: Earth's average temperature has risen by how much in the past 100 years? A) 0.5F B) 1.5F C) ... (Read 71 times)

abern

  • Hero Member
  • *****
  • Posts: 533
Earth's average temperature has risen by how much in the past 100 years?
 
  A) 0.5F
  B) 1.5F
  C) 2.5F
  D) 3.5F

Question 2

The ozone layer is
 
  A) close to Earth and poses no serious health threats.
  B) in the stratosphere and protects the planet from UVB radiation.
  C) a harmful chemical that is produced when oxygen interacts with water.
  D) a layer of toxic gas produced by the discharge of aerosols, refrigerants, and solvents high into the earth's stratosphere.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Carissamariew

  • Sr. Member
  • ****
  • Posts: 359
Answer to Question 1

Answer: B

Answer to Question 2

Answer: B




abern

  • Member
  • Posts: 533
Reply 2 on: Jul 12, 2018
Excellent


kilada

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

For a complete list of videos, visit our video library