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
Debora [2.8K]
4 years ago
11

During which eon were the oceans made of liquid rock?

Biology
2 answers:
larisa [96]4 years ago
7 0

Answer:

The correct answer is option A. Hadean.

Explanation:

The Hadean eon is in the <u>Precambrian era. </u>

During this era the earth began to form from the gas and dust that circulated around the sun.

The oceans of this era were formed of liquid rock and the atmosphere was heavy, since it was composed of carbon dioxide with hydrogen.

Then the carbon dioxide was disappearing because the processes of subduction and water dissolution occurred in the ocean.

Given this information we can say that the correct answer is option A.

GenaCL600 [577]4 years ago
6 0

Answer:

the answer is A. Hadean

You might be interested in
The blood type A,B,AB,and O are results of ____ inheritance.
Vanyuwa [196]
The answer is simple dominant
7 0
3 years ago
Read 2 more answers
14. The region along tectonic plate boundaries
Grace [21]

Answer: C

Explanation: Subduction is a geological process that takes place at convergent boundaries of tectonic plates where one plate moves under another and is forced to sink due to high gravitational potential energy into the mantle. Regions where this process occurs are known as subduction zones.

8 0
2 years ago
All monosaccharides have the same basic formula, which is
Rashid [163]

Answer:

Monosaccharides are the simplest carbohydrates. Although glucose and fructose have the same molecular formula they have different structures or the atoms are arranged differently from each other and this is evident in the way they react, behave and in their properties. hope this helps

Explanation:

5 0
3 years ago
What was the second organism to be found here on planet Earth?
Aleks [24]

Answer:

Prokaryotes

Explanation:

  • There are two types of basical organisms .
  1. Eukaryotes-(Single cell)
  2. Prokaryotes-(Multi cell)
5 0
2 years ago
Read 2 more answers
One of the key innovations in the evolution of eukaryotes from a prokaryotic ancestor is the endomembrane system. What eukaryoti
ElenaW [278]
The answer u r looking for is- D, Nuclear Envelope. Hope I’ve helped ;)
4 0
3 years ago
Other questions:
  • The process of DNA replication occurs just before
    14·2 answers
  • Primary succession differs from secondary succession in what way? ch 54
    7·1 answer
  • What are marsupials​
    9·2 answers
  • True or false
    5·1 answer
  • Some beetles have longitudinal grooves on their elytra, known as __________.
    12·1 answer
  • Where does an embryo usually attach to its mother?
    15·1 answer
  • Using the cross shown in the video, what percentage of the offspring are
    11·1 answer
  • Species are identified as ?
    12·2 answers
  • Can someone help me with this question
    8·1 answer
  • Can u answer number 2 please
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!