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
Reika [66]
3 years ago
15

Why can scientists not always divide a period into epochs

Biology
2 answers:
kozerog [31]3 years ago
6 0
<span>Too little is known about pre-Archean time, from the origin of Earth to 3.8 billion years ago, to divide that period into units.</span>
Savatey [412]3 years ago
3 0
<span>Too little is known about pre-Archean time, from the origin of Earth to 3.8 billion years ago, to divide that period into units.</span>
You might be interested in
Versification is associated with which of these
Kitty [74]
Versification refers to the structure of a verse as identified by the process of scanism, a process that includes naming a meter being used in the poem. Versification is associated with prosody. Prosody involves the study of rhythm and the sound being used in poetry.  
4 0
3 years ago
Define Electricity
aev [14]

Answer:

To back away

Explanation:

To back away because magnets are different and is they are put the wrong the way it moves back

8 0
3 years ago
Why is rna synthesis not as carefully monitored for errors as is dna synthesis?
Tems11 [23]
An error in Mrna will only affect 1 molecule of RNA of the many synthesized from a gene and do not become a permanent part of the genomic information
7 0
3 years ago
Where is the water cycle? Describe what happens.
suter [353]

Answer:   The water cycle, also known as the hydrologic cycle, describes the process of how water moves through Earth's environment. In general, water evaporates from oceans, then it condenses in the atmosphere as water vapor cools. When enough water gathers in clouds, it precipitates back to the Earth's surface as rain, hail, snow or sleet.

6 0
3 years ago
The _____ collects sound waves and directs them to the auditory canal
BigorU [14]
The auricle(pinna) collects sound waves and directs them to the auditory canal.


       hope it helps u.....
5 0
3 years ago
Other questions:
  • Which cell lacks a nucleus
    14·2 answers
  • Which best differentiates between chemical digestion and mechanical digestion?
    11·2 answers
  • What component do animals add to the atmosphere when they breathe?
    6·1 answer
  • In order to save the northern spotted owl, _______ was banned on much of the old-growth forest in the Pacific Northwest where th
    8·1 answer
  • Why is the ozone layer important?
    13·2 answers
  • The relationship between abiotic and biotic environment is called ________. a)Biodiversity b)Ecosystem c)Symbiosis d)Survival
    8·2 answers
  • Which human activity has affected the nitrogen cycle? i. use of fertilizers ii. combustion of fossil fuels iii. deforestation?
    11·1 answer
  • What is a climatic table?​
    15·1 answer
  • Please help, this is to difficult for my last two brain cells to configure ;-;
    14·2 answers
  • Can someone plz help me? :(
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!