3 years ago

How did changes in earth's atmosphere allow for the evolution of life on earth?

1 answer:

8 0

Answer:

The early atmosphere was probably mostly carbon dioxide, with little or no oxygen. There were smaller proportions of water vapor, ammonia, and methane. As the Earth cooled down, most of the water vapor condensed and formed the oceans.

You might be interested in

Which medicines are able to heal people from an

ElenaW [278]

Answer:1,3,4

Explanation:

Antibiotics, Antiparasitic, Antifungal

8 0

3 years ago

Read 2 more answers

Which of the following statements is true regarding the "Egg Slap" demonstration on Tuesday and how it relates to Newton's First

Marianna [84]

Answer:

Probably B, if not, A

Explanation:

3 0

2 years ago

Porque el ventriculo izquierdo tiene una pared muscular mas potente que la del ventriculo derecho?

garri49 [273]

<span>Because the left ventricle has a stronger muscular wall than the right ventricle?</span>

8 0

3 years ago

1)A condition or event in the environment is called a _____.

lora16 [44]

Answer:

stimulus

Explanation:

6 0

3 years ago

The energy found in atp molecules synthesized in animal cells comes directly from

Dmitriy789 [7]

Organic molecules, which are found mostly in food. These molecules have C-C or C-H bonds, which are high energy bonds.

6 0

3 years ago