Diffusion Rate & Changes in State of Matter

What does “high concentration area” mean?

• Spread out
• Tightly packed together
• Uncrowded
• Spacious

Which diagram best shows the end result of diffusion?

• F
• G
• H
• J

The picture  is an example of _________________.

• isotonic
• diffusion
• osmosis
• active transport

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

• High, low
• Low, high
• Low, low,
• High, high

An increase in temperature does what to diffusion?

• Speeds it up
• Slows it down
• Has no effect
• I wish i knew. Really I do.

Tags

NGSS.MS-PS1-4

when a person smells something, what is actually traveling up their nose?

• solids 
• moleulces 
• matter
• plasma 

Which form of matter has a definite shape and takes up space (has definite volume)?

• liquid

• solid

• gas

• clay

Tags

NGSS.5-PS1-3

What is happening when my ice cream changes from a solid to a liquid?

• freezing
• melting
• burning
• evaporation

Tags

NGSS.MS-PS1-4

Adding heat from a solid

• will cause it to melt and turn into gas
• will cause it to boil and turn into liquid
• will cause it to melt and turn into liquid
• will cause it to sublimate

Adding more heat energy to molecules will

• make them move slower
• make them move faster
• make them stop moving
• destroy them

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4