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
lisov135 [29]
3 years ago
8

What is thought to have caused the mass extinction at the end of the Cretaceous Period?

Biology
1 answer:
My name is Ann [436]3 years ago
8 0
It was believed that a asteroid hit the Earth (specifically Mexico) when the asteroid hit it caused a freezing darkness due to dust and debris being kicked up by the asteroid . The dust and debris blocked the sunlight causing a temperature drop.
You might be interested in
As the frequency of a wave increases the sound ___​
raketka [301]

Answer: Gets higher

Explanation:

7 0
3 years ago
Read 2 more answers
Cooking Pasta can model a process in cells. Why does cooking dried pasta in boiling water make the pasta soft
Alex Ar [27]

Explanation:

the answer should be d because of the concentration gradient see if that makes sense

5 0
3 years ago
Which of the following correctly describes how molecules move during diffusion? (select all that apply)
BigorU [14]
<span>i think it is a.Molecules move against their concentration gradient.  hope it helps

</span>
5 0
3 years ago
Which type of RNA is transcribed from DNA and then moves out of the nucleus and attaches to a ribosome?
Fiesta28 [93]

Answer:

trna

Explanation:

7 0
3 years ago
The cell membrane around a cell forms a barrier that protects and regulates the cell. Which best describes those that can pass t
pickupchik [31]
Ok I think its small polar molecules but I could be wrong. 
7 0
3 years ago
Other questions:
  • Why do letters blur when I look at a word search?
    15·1 answer
  • Which of the following correctly describes the appearance of muscle tissue found in the heart? (2 points) Single-nucleus, non-st
    9·2 answers
  • Asbestos breaks down into small fibers. What may result if these fibers are inhaled? lung cancer radiation melanoma skin cancer
    11·1 answer
  • A ________ scan involves taking a number of x-rays of a particular section of a person's body or brain
    7·2 answers
  • One of the most consistent and best-documented effects of cigarette smoking during pregnancy is
    8·1 answer
  • Describe a consequence of overpopulation of deer in the forest areas of the northeastern United States.
    13·2 answers
  • Which part of an atom is
    5·1 answer
  • How are temperature and salinity related in a thermohaline circulation pattern?
    14·1 answer
  • Help is needed and everything is provided on the pictures given
    6·1 answer
  • Select the correct answer. <br> What is a scientific theory?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!