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
vfiekz [6]
3 years ago
13

The picture shows a type of rock called a banded iron formation. The rock contains high levels of iron oxides minerals, which fo

rm only when iron at Earth's surface combines with oxygen. Approximately how old would Earth's oldest banded iron formations be?
Biology
2 answers:
Katarina [22]3 years ago
6 0

Banded iron formation, or also referred to as BIF, is unique sedimentary rock of biochemical origin. Unique because of their unique make up, unique age and unique origins. These rocks are very old.

BIF date to as old as 3 billion years old, but most are aged at around 2.5 billion and some are as "young" as 1.8 billion. So, the Earth's oldest banded iron formation is 3 billion years old.


Arte-miy333 [17]3 years ago
4 0
The answer is 3 billion years ago
You might be interested in
What is produced by the end of the cell cycle? one large mature parent cell two similar daughter cells two identical daughter ce
Hatshy [7]
Two identical daughter cells i think
4 0
3 years ago
Read 2 more answers
What’s the difference eve between atp and adp?
Arturiano [62]

Answer:

d

Explanation:

ATP stands for Adenosine Tri Phosphate, and that third phosphate is bonded to the other two with a very high energy bond, so a lot of energy is released when that bond is broken. When the third phosphate is removed from ATP, you get ADP, which stands for Adenosine Di Phosphate.

5 0
3 years ago
Read 2 more answers
Describe how the flow of matter and energy is a biology theme
Stells [14]
Sun provides energy to plants, which use it to make food from soil nutrients, which is eaten by animal, which is eaten by another animal, that produces waste and die, that decomposes and adds nutrients to the soil, which plants use with sunlight to make food from soil
7 0
2 years ago
When analyzing a source, what strategy would be best to help determine if a topic is biased?
larisa86 [58]

Answer:

Why has this work been written?

Who is the audience and what is the message?

Is it sponsored? Has a group or company paid the author to make these claims? Consider, for instance, lobby groups, special interest groups, corporate entities etc.

Is it biased? Is the author affected by political, social, economic, environmental, religious, cultural, personal or any other bias?

Explanation:

4 0
3 years ago
Read 2 more answers
How do plants obtain energy?
finlep [7]

Answer:

They obtain energy by a process called photosynthesis

Explanation:

6 0
3 years ago
Other questions:
  • First case of using two words as a scientific name
    15·1 answer
  • Which of the following statements is not true? In late adulthood, people start to lose nerve cells. In late adulthood, people sh
    7·1 answer
  • List two factors that determine where an organism lives in an aquatic ecosystem
    9·1 answer
  • The area of triangle LMN is 18 ft2 and the area of FGH is 24 ft2. If triangle LMN is equivalent to triangle FGH, what is the rat
    8·2 answers
  • PLEASE HELP ME!!
    14·2 answers
  • What causes an ionic bond
    13·2 answers
  • How does the immune system defend your body?
    14·1 answer
  • In 1964, a scientist discovered that there was low-energy cosmic background radiation coming from all parts of space. This obser
    9·1 answer
  • Which statement best describes how panting after running helps a person's body maintain homeostasis? EXPLAIN THE ANSWER
    5·2 answers
  • Does anyone know the name for this?
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!