Seudónimo Seudónimo
  • 21-06-2017
  • Biology
contestada

By how much did carbon dioxide levels increase from 1980 to 2000?
A.22 ppm
B.32 ppm
C.45 ppm
D.51 ppm

Respuesta :

Tylerftroop
Tylerftroop Tylerftroop
  • 21-06-2017
c. 45 ppm I believe :D
Answer Link

Otras preguntas

You should always _____ a horse with a flat palm so they don’t bite you. have fed will feed feed feeding
what were the articles of Confederation
[tex]13 + \sqrt{ - 9} [/tex]
In her last race, Britt swam 1,500 meters in 30 minuets. On average how many meters did she swim per minute
Tara and julia run a race. Julia takes 42 seconds to run the race. She is 7 seconds faster than Tara. How many seconds does Tara take?
To maintain turgor pressure, cells in both the leaves and stems of most non-woody or herbaceous plants containA)chloroplasts.B)starch granules.C)many mitochondr
It has been decided by a group of scientific experts that lack of internal temperature regulation, presence of waterproof skin made of scales, and a waterproof
How did the American Space Program look and feel as compared to the Soviet Space Program?
How was the judicial branch strengthened during the Presidency of Thomas Jefferson
If you had to study for 2 tests, (civics and Spanish) how long would you study for each one?