Diffusion Review

What is DIFFUSION?

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• 
• 
• 

Passive Transport uses ____ energy

• no

• a lot of

• a little bit of

• some

Passive Transport is the movement of particles _________ the concentration gradient.

• with

• against

• opposing

• throughout

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

How long does diffusion last?

• Until the concentration of particles in the system is equal

• (Select this answer and I swear i'll make it harder for you in the assessment task)

• Until a region in the system has a greater concentration of particles than the other

• Until the particles disappear from the system

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

NGSS.MS-PS3-4

Which diagram best shows the end result of diffusion?

• F
• G
• H
• J

Tags

NGSS.MS-PS1-1

Where is there a low concentration of dye?

• at the bottom of cup

• in the color

• at the top of cup

• no concenteraion gradient

What direction does water move in osmosis?

Tags

NGSS.MS-LS1-2

What things have CELL MEMBRANES?

• Only plants

• Only animals and people

• Only bacteria

• All cells

Tags

NGSS.MS-LS1-2