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
crimeas [40]
3 years ago
7

Describe what convection currents are in detail.

Biology
1 answer:
AVprozaik [17]3 years ago
6 0

Convection is a form of heat transfer.Convection currents uses mass motion to transfer heat. It moves free-moving particles of fluid (or gas)from one place to another. The process happens because of difference occurring in temperature between the two parts of fluid. The temperature difference causes the hot fluids to rise and the cold fluids to sink, creating a current.

You might be interested in
37) The integrating center for neural control of blood pressure resides in theA) medulla oblongata.B) cerebellum.C) pons varioll
Charra [1.4K]

Answer:

Medulla oblongata

Explanation:

Medulla oblongata is found at the lower half of the brainstem continuous with the spinal cord. The medulla oblongata controls the center of vomiting, vasomotor centers for regulating heart rate, cardiac, respiratory and blood pressure. Furthermore, Medulla oblongata connects the higher levels of the brain to the spinal cord and also controls autonomic functions.

8 0
3 years ago
PLEASE HELP IM FAILING WILL GIVE BRAINLESS
sp2606 [1]

Answer:

The fourth one

Explanation:

Brainliest please!

4 0
3 years ago
Read 2 more answers
According to the food and nutrition board (fnb) of the national academy of sciences, ______ of kilocalories should come from pro
DanielleElmas [232]
According to the Food and Nutrition Board, of the National Academy of Sciences, 10% to 35% of kilocalories should come from protein. 
There are six classes of food, but the three majors ones, that are require in large quantity are carbohydrates, proteins and fats and oils. The Food and Nutrition board gave recommendation about the quantity of these classes of food that should be taken on a daily basis. It is recommended that, 45% to 65%  of kilocalories should come from carbohydrates while 20% to 35% come from fat.
8 0
3 years ago
Need help with this check smart people answer this fast
DENIUS [597]

Answer:

her arms are puffy red and swollen

Explanation:

These are physical signs (symptoms) that show that the girl may have an allergic reaction. Hope this helps

4 0
3 years ago
A researcher is conducting an experiment where he tests a new drug to see its effect on neurons. As he monitors the brains of hi
navik [9.2K]

Terminal buttons.

Explanation:

Neurons are longest animal cell that serve as the basic unit of their nervous system.

The neuron is divided into two parts-

Cyton: It is the cell body of the neuron. It has projection extending from the cytoplasm that receive signals called dendrites.

Axon: It is a long process extending from the cyton that carries the impulse from cell body to end of neuron. The axon terminate at knob like structures called terminal button . These release neurotransmitter and are rich in mitochondria.

6 0
3 years ago
Other questions:
  • Explain<br>three path ways op raspisation!​
    13·1 answer
  • Which one of the following statements accurately describes a characteristic of red blood cells?
    14·1 answer
  • What is the trait? DNA: TAC GTA GTT TGA CTG ACT
    5·1 answer
  • What is the main idea of this passage?
    9·2 answers
  • Why does the amount of chlorophyll limit the rate of Photosynthesis?
    6·2 answers
  • The two tubes contain bromothymol blue. After 24 hours, what will the color of the water be in tube B? A. Green (it won't change
    6·2 answers
  • Which of the following is correct about cells?
    13·1 answer
  • I need help. Due today.
    5·1 answer
  • Which of the following does water pollution affect: surface water, ground Water, or ocean water?
    11·1 answer
  • How are mitosis and meiosis similar?
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!