janeishka janeishka

20-12-2020
Biology

contestada

Which gas
has been virtually nonexistent in the atmosphere since about 3.0 BY
BP?

Respuesta :

Jeyrel03 Jeyrel03

20-12-2020

Hydrogen Gas has been nonexistent in the atmosphere since that time period

Answer Link

Otras preguntas

Can someone help me with this please...It's Earth Space Science

Which is the simple predicate of the sentence? The weather turns cool and dry in the fall. A. cool B. fall C. turns D. dry

On Saturday, I went to the Museum of Modern Art with my parents. The exhibit’s theme was “space-age art.” There were some watercolor paintings of the universe t

given that s varies directly with t, and that s = 4.56 meters when t = 3 seconds, find s when t is 4.2 seconds

the bottom of sigma is n=1

What can you infer from the phrase "Harmon Gow...who had driven the stage"?

Consider the vector field.f(x, y, z) = xy2z2i + x2yz2j + x2y2zk(a) find the curl of the vector field.

(FILL IN THE BLANK) _ was an important driving force for the spread of Islam in Medieval Africa. _ spread their religious beliefs as they traveled across the de

Which object will have more kinetic energy A x A stationary bulldozer B x A car driving at a speed of 2 m/s C x A bird flying at a speed of 2 m/s D x They al

What happens to the frequencies of electromagnetic waves as their wavelengths increase? A. They decrease. B. They increase. C. They stay the same.