What is diffusion?
16.3 - Diffusion CFU

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Science
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Diffusion is the movement of molecules from an area of high concentration to an area of low concentration.
2.
FLASHCARD QUESTION
Front
What regulates what enters and leaves a cell?
Back
Cell Membrane.
3.
FLASHCARD QUESTION
Front
Where is there a low concentration of dye in a cup?
Back
At the bottom of the cup.
4.
FLASHCARD QUESTION
Front
How do particles move in diffusion?
Back
From a region of high concentration to a region of low concentration.
5.
FLASHCARD QUESTION
Front
What is a concentration gradient?
Back
A concentration gradient is the difference in the concentration of a substance between two areas.
6.
FLASHCARD QUESTION
Front
What factors affect the rate of diffusion?
Back
Temperature, concentration gradient, and the size of the molecules.
7.
FLASHCARD QUESTION
Front
What is osmosis?
Back
Osmosis is the diffusion of water molecules through a selectively permeable membrane.
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