What is diffusion?
Cell Transport

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Science
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Diffusion is the process by which particles move from an area of high concentration to an area of low concentration until they are evenly distributed.
2.
FLASHCARD QUESTION
Front
What is osmosis?
Back
Osmosis is the movement of water molecules through a selectively permeable membrane from an area of low solute concentration to an area of high solute concentration.
3.
FLASHCARD QUESTION
Front
What does equilibrium mean in the context of cell transport?
Back
Equilibrium is the state when the concentration of substances is equal inside and outside the cell, resulting in no net movement of particles.
4.
FLASHCARD QUESTION
Front
What is active transport?
Back
Active transport is the movement of substances across a cell membrane against their concentration gradient, requiring energy.
5.
FLASHCARD QUESTION
Front
What is a hypertonic solution?
Back
A hypertonic solution has a higher concentration of solutes compared to the inside of the cell, causing water to move out of the cell.
6.
FLASHCARD QUESTION
Front
What is an isotonic solution?
Back
An isotonic solution has the same concentration of solutes as the inside of the cell, resulting in no net movement of water.
7.
FLASHCARD QUESTION
Front
What does 'high concentration area' mean?
Back
A high concentration area refers to a space where particles are tightly packed together.
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