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
trapecia [35]
3 years ago
13

13. Which of these statements about particulate matter less than 2.5 microns in diameter is true?

Biology
2 answers:
jekas [21]3 years ago
7 0

Answer:

Nitrogen Gas

Explanation:

penn foster

lesson 2

page 13

stellarik [79]3 years ago
5 0
B they are produced from nitrogen gas (N).
You might be interested in
Evolve-six hours after initiation of total parenteral nutrition, the client's serum glucose level increases to 240 mg/dl (13.3 m
zhuklara [117]
<span>Parenteral Feeding is high in Dextrose which is a form of sugar. The Carbohydrate breakdown of the feeding is what raises the client's serum glucose. The client is also more than likely to be a Diabetic as the body's natural insulin should have broken down the Carbohydrate after six hours.</span>
5 0
3 years ago
PLEASE HELP<br><br> Explain the difference between Positive and<br> Negative Tropism
gayaneshka [121]

Answer:

Tropism can be called positive or negative. Positive tropism is movement or growth towards a stimulus, whereas negative tropism is the movement or growth away from a stimulus.

Explanation:

5 0
3 years ago
The hardest known mineral is _____.<br><br> topaz<br> talc<br> diamond<br> graphite
RoseWind [281]
Hi there, thanks for asking a question here on Brainly!

The hardest known mineral in this planet is the diamond. 

Answer: Letter C ✅

Hope that helps! ★ If you have further questions about this question or need more help, feel free to comment below or post another question and send the link to me. -UnicornFudge aka Nadia 

5 0
3 years ago
Read 2 more answers
Explain how energy moves throughout the system
Sedaia [141]

Answer:

Energy is transferred from the sun to Earth via electromagnetic waves, or radiation. Most of the energy that passes through the upper atmosphere and reaches Earth's surface is in two forms, visible and infrared light.

6 0
3 years ago
Application of surface tension in respiratory system
likoan [24]

Answer:

The force of surface tension in the lungs is so great that without something to reduce the surface tension, the airways would collapse after exhalation, making re-inflation during inhalation much more difficult and less effective. Collapse of the lungs is called alectasis.

Explanation:

6 0
3 years ago
Other questions:
  • Table salt is a compound that is made from an equal number of chlorine atoms and sodium atoms bonded together. Which of the foll
    15·2 answers
  • Which process must occur to change lipids into glycerol and three fatty acids?
    10·1 answer
  • What role did scientific methods, such as communicating results, play in the discovery of the structure of dna?
    13·1 answer
  • Many scientists believe that greenhouse gases:
    10·1 answer
  • PLZ I NEED HELP!! Explain how the small number of morphological intermediates is inconsistent with macroevolution
    13·1 answer
  • Please helpp<br> I don't understand this at all
    6·1 answer
  • What are the products of a light-dependent reaction in photosynthesis?
    8·1 answer
  • The chromosome number in an egg cell nucleus is 14. The number of chromosomes in a somatic cell of the same organism is?
    13·1 answer
  • B. How does its genotype and phenotype
    15·1 answer
  • Fossils can usually be found in layers of
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!