The graph shows levels of carbon dioxide in Earth's atmosphere over the last 400,000 years.
Which conclusion can you draw from the information shown in the graph?
O Carbon dioxide levels in the past have been as high as they are now.
O Carbon dioxide levels are currently much lower than normal.
O Carbon dioxide levels are always about the same.
O Carbon dioxide levels are currently higher than they have ever been.
Solved
Show answers
More tips
- G Goods and services How to sew a ribbon: Tips for beginners...
- F Food and Cooking How to Make Mayonnaise at Home? Secrets of Homemade Mayonnaise...
- C Computers and Internet Which Phone is Best for Internet Surfing?...
- F Food and Cooking Everything You Need to Know About Pasta...
- C Computers and Internet How to Choose a Monitor?...
- H Horoscopes, Magic, Divination Where Did Tarot Cards Come From?...
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
- C Computers and Internet How to Learn to Type Fast?...
Answers on questions: Chemistry
- C Chemistry Select the correct answer from each drop-down menu. This equation shows the neutralization of sodium hydroxide and hydrochloric acid: NaOH + HCl → H2O + NaCl The reactant side...
- E English Read the excerpt from part 2 of “to build a fire.” you were right, old hoss; you were right, the man mumbled to the old-timer of sulphur creek. then the man drowsed off into what...
- P Physics Why are red stars cooler than blue stars?...
Ответ:
Ответ:
d
Explanation:
Ответ:
D.
Explanation:
Chemical energy