vdaisy098 vdaisy098
  • 12-03-2019
  • Physics
contestada

How did Earth's atmosphere become oxygen-rich?

Respuesta :

boo3971
boo3971 boo3971
  • 12-03-2019

Trees is the answer

Answer Link
MoriSan
MoriSan MoriSan
  • 14-05-2021

Answer:

It's biological activity.

Answer Link

Otras preguntas

What connection does the author make betweenliteracy and art?​
Determine the rule for the number pattern and use it to find the missing values. Which of the following statements are true about the pattern above? Select all
Which equation represents a population of 490 animals that increases at an annual rate of 20% ?
(x+y)^2 where x= 4 and y= -3​
3. Read the given text and do the activities given below. There are 30 different kinds of pet cats. They have different body shapes and sizes, colouring, fur le
In the 1800s, mass production led to
clarify with examples that rationality and significance of celebrating national days​
The strength of gravitational force is affected by the distance between objects and which of the following? Weight Speed Density Mass
9. If a card is selected from a standard 52 card deck. What is the probability of selecting a face card or an Ace?
should we do to prevent the energy series in Nepal right and three measures ​