1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
rodikova [14]
3 years ago
9

Which gas forms 21% of earths atmosphere

Geography
2 answers:
Arte-miy333 [17]3 years ago
8 0
Oxygen makes up 21 percent of the earths atmosphere

Softa [21]3 years ago
6 0
Oxygen forms about 21% of earth's atmosphere
You might be interested in
What evidence did after we genre use of to develop the theory of continental drift?
IgorLugansk [536]
Similar fossils were found on different continents.
7 0
2 years ago
Why did the Hutus refer to the tutsis as cockroaches?​
stepan [7]
<h3><em>All Tutsi men, women and children were no longer citizens of a nation but cockroaches</em></h3><h3><em></em></h3><h3><em></em></h3><h3><em></em></h3><h3><em></em></h3><h3><em>In the years leading up to the 1994 Genocide against the Tutsi the government used all its propaganda machinery to spread hatred of the Tutsi.</em></h3>
8 0
2 years ago
The study of the Earth's atmosphere and its changing conditions is called
Step2247 [10]
Meteorology is the study of Earth's atmosphere and its changing conditions. Under this study includes the different changing weather conditions, its temperature and moisture patterns. Typhoons, tornadoes, snow hail, etc are being studied here. Meteorology because more or less meteors and atmosphere patterns are quietly related.
6 0
3 years ago
Explain how alternative energy production and planting trees may help to reduce
Pavel [41]

Answer:

As trees grow, they help stop climate change by removing carbon dioxide from the air, storing carbon in the trees and soil, and releasing oxygen into the atmosphere. Trees provide many benefits to us, every day.

5 0
3 years ago
How do you think high tariffs on goods brought into the United States helped
nalin [4]
It created jobs for the US and increased employment and incomes as well and also lowered prices
3 0
3 years ago
Read 2 more answers
Other questions:
  • What is considered to be the eastern border of europe?
    9·1 answer
  • Witch example shows a violation of someone's first amendment rights
    9·1 answer
  • Where does the water in streams and rivers originate?
    5·2 answers
  • Natural disasters are often not natural disasters, but are in fact human disasters. Why?
    11·2 answers
  • HURRY I'LL GIVE THE BRAINLIEST TO THE CORRECT ANSWER
    5·2 answers
  • Which statements about agricultural production in Africa is false
    15·1 answer
  • What makes up muscle tissue?
    15·1 answer
  • The Hubble Space Telescope has gathered exceptional evidence of stars and other things in our Milky Way galaxy, and in galaxies
    8·1 answer
  • Most Middle Eastern Arabs __________.
    5·2 answers
  • If it is 7 pm in london, what time will it been in the southern tip of greenland?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!