What is diffusion in your own words?
1 : the act of spreading or allowing to spread freely. 2 : the mixing of particles of liquids or gases so that they move from a region of high concentration to one of lower concentration. diffusion.
What is the meaning of diffusion process?
Diffusion is the net passive movement of molecules or particles from regions of higher to regions of lower concentration. The dissimilarity in the amounts of solutes, particles, or molecules between the two regions will cause them to move between the two regions. …
How would you describe simple diffusion in your own words?
Simple diffusion is the process by which solutes are moved along a concentration gradient in a solution or across a semipermeable membrane. Simple diffusion is carried out by the actions of hydrogen bonds forming between water molecules and solutes.
What is the diffusion process and why it is used?
In diffusion processes the transfer of a substance through a nonporous membrane realizes from the phase with high concentration of the substance to the phase having a lower concentration, so, the driving force is the difference in concentrations.
What is simple diffusion kid definition?
What Is Simple Diffusion? In a solution or gas that has an area of high numbers of particles and an area of lower numbers of particles, the particles will diffuse, or move, from the area of higher to the area of lower concentration. This is known as simple diffusion, or passive diffusion.
What describes simple diffusion quizlet?
Simple diffusion is the process of substances moving across the cell membrane, right across the phospholipid bilayer (no protein helpers needed), and without the use of cellular energy (energy of the concentration gradient is used instead). Water moves into cells, not out.
Why is diffusion described as a passive process?
Diffusion is a passive and spontaneous process because one solute is unaffected by the concentration gradients of other solutes and the cell does not expend energy when substances diffuse down their concentration gradient.
Why does the process of diffusion occur?
Diffusion is always a movement down the concentration gradient. It happens very spontaneously across higher concentration gradient. This phenomenon occurs due to the movement of molecules as per the kinetic theory of gases. In diffusion, the solute molecules tend to get distributed in equal concentration all over.
What are the four different types of diffusion?
Diffusion is the process by which a characteristic spreads across space from one place to another. There are four main types of diffusion: relocation, hierarchical, contagious, and stimulus, each of which facilitates the spread of culture in different ways.
What are facts about diffusion?
If you like to talk about science, check Facts about Diffusion. The term diffusion is defined as the new movement of atoms or molecules from high chemical potential to a low chemical potential . The latter is defined as a region with low concentration , while the former one is used to call a region with high concentration.