Diffusion and Osmosis Review

Front

What is a solvent?

Back

The substance in which a solute is dissolved.

Front

What are solutions composed of?

Back

Solutions are composed of solutes and solvents.

Front

What does 'high concentration area' mean?

Back

It means tightly packed together.

Front

What is Selective Permeability?

Back

The ability of the cell membrane to allow some things to pass through while preventing other things from passing through.

Tags

NGSS.MS-LS1-2

Front

What happens during osmosis?

Back

Water moves from high to low concentration.

Front

Define diffusion.

Back

The movement of molecules from an area of high concentration to an area of low concentration.

Tags

NGSS.MS-LS2-3

Front

What is a solute?

Back

A substance that is dissolved in a solvent.

Front

What is the difference between diffusion and osmosis?

Back

Diffusion refers to the movement of all types of molecules, while osmosis specifically refers to the movement of water.

Front

What is a concentration gradient?

Back

A difference in the concentration of a substance across a space.

Front

What role does the cell membrane play in osmosis?

Back

The cell membrane is selectively permeable, allowing water to pass while restricting other substances.