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
Ivan
3 years ago
10

The first known bird fossils date to which era of time

Biology
2 answers:
kramer3 years ago
6 0

The first known bird fossil date to the mesozoic era of time.

Explanation:

  • The first known bird fossil is  Archaeopteryx.
  • Archaeopteryx were not exactly like modern birds and are called dinosaur like birds..
  • Carbon dating suggest that these birds evolved during the jurassic period of mesozoic era.
  • These are considered as the only birds of that era.
  • Ancestors of modern birds began to evolve during cretaceous period  and kept on evolving through Cenozoic era.
Likurg_2 [28]3 years ago
6 0

Answer:

Jurassic

Explanation:

I took the test for pf

You might be interested in
Which force is Antwoine most likely investigating?
svet-max [94.6K]

Answer:

Explanation:

A) gravitational

7 0
3 years ago
Read 2 more answers
Which statement is a scientific theory?
BARSIC [14]

Answer:

Acceleration of an object increases as the force of an object increases is the scientific theory. Hope this helps :)

Explanation:

5 0
3 years ago
Read 2 more answers
Classification Activity Worksheet
AVprozaik [17]

Answer:

It began after the stock market crash of October 1929, which sent Wall Street into a panic and wiped out millions of investors. Over the next several years, consumer spending and investment dropped, causing steep declines in industrial output and employment as failing companies laid off workers

7 0
2 years ago
Read 2 more answers
What can a person do to limit exposure to X-rays
8_murik_8 [283]

Answer:

How can I reduce my exposure to radiation from X-rays?

  • Tell the X-ray technologist in advance if you are, or might be, pregnant.
  • Ask if a protective shield can be used. ...
  • Ask your dentist if he/she uses the faster (E or F) speed film for X-rays. ...
  • Know your X-ray history.
3 0
3 years ago
How fungi feeding differs from animal feeding
hammer [34]
Well fungi usually feed off of the decomposing matter of dead creatures and nutrients around it, while animals usually feed off plants or living things. fungi is a decomposer while animals are just consumers.

6 0
3 years ago
Other questions:
  • Which of the following is not a function of the cytoskeleon
    10·1 answer
  • Hypothesis: Increasing water temperature had no effect on the fermentation rate of yeast. Experiment: Compared yeast in room-tem
    12·1 answer
  • Which phylum includes animals that lack tissues?
    8·2 answers
  • Need answers asap.<br> true or false.
    9·1 answer
  • The results of an experiment do not support the hypothesis that the experiment was
    14·1 answer
  • Unsaved Nerve cells called _______________ form networks within the body (like a system of wires), in order to communicate with
    10·1 answer
  • Which represents a zinc mine on the map?
    13·1 answer
  • The nucleus of an atom comprises of _______________ and _______________
    11·2 answers
  • Examples of receptors​
    7·2 answers
  • How can a long-term environmental change can lead to the development of a new species
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!