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

Author Question: According to the greenhouse effect theory, higher concentrations of ________ in the atmosphere ... (Read 12 times)

jon_i

  • Hero Member
  • *****
  • Posts: 549
According to the greenhouse effect theory, higher concentrations of ________ in the atmosphere increase the earth's temperature.
 
  a. Oxygen c. Nitrogen
  b. Carbon dioxide d. Hydrogen dioxide

Question 2

The phylum Arthropoda consists of animals that have a hard external skeleton called an ___________________ __.
 
  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

Kedrick2014

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

B

Answer to Question 2

exoskeleton




jon_i

  • Member
  • Posts: 549
Reply 2 on: Jul 21, 2018
Excellent


Animal_Goddess

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

For a complete list of videos, visit our video library