Diffusion

How do the particles move in diffusion?

• From a region of low concentration to a region of high concentration

• From a region of high concentration to a region of low concentration

• From a region of low concentration to a region of low concentration

• From a region of high concentration to a region of high concentration

The movement of particles is __________, resulting in the particles being spread throughout the container

• Structured

• In a straight line

• Random

• In curved, way motions

Tags

NGSS.MS-PS1-4

What happens to the coffee particles when coffee is added to hot water?

• They sink to the bottom of the cup

• They spread out

• They clump together

Tags

NGSS.MS-PS1-4

Which diagram best shows the end result of diffusion?

• F

• G

• H

• J

What does a 'region with high concentration' mean?

• An area with a SMALL number of particles

• An area with a LARGE number of particles

• An area with an UNEVEN number of particles

• An area with no particles

Where is there a low concentration of dye?

• at the bottom of cup
• in the color
• at the top of cup 
• no concenteraion gradient

Tags

NGSS.MS-PS1-2

The picture below is an example of _________________.

• osmosis
• isotonic
• diffusion
• active transport

What is DIFFUSION?

• 
• 
• 
• 

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Diffusion is the movement of molecules from an area of _____ concentration to an ______ concentration

• High, low

• Low, high

• Low, low

• High, high

_______ regulates what enters and leaves a cell.  

• Cell Membrane
• Nucleus
• Mitochondria
• Cytoplasm

Tags

NGSS.MS-LS1-2