Download pdf - 2L Diffusion and Osmosis Worksheet - loreescience and Osmosis Worksheet 1. How are the molecules moving in the examples below? Write OSMOSIS or DIFFUSION

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Page 1: 2L Diffusion and Osmosis Worksheet - loreescience and Osmosis Worksheet 1. How are the molecules moving in the examples below? Write OSMOSIS or DIFFUSION

Diffusion and Osmosis Worksheet  

1. How are the molecules moving in the examples below? Write OSMOSIS or DIFFUSION.

Diffusion OR Osmosis

Example

Thestudentsittingnexttoyoujustcamefromgymclassandforgottoshowerandyoucansmellthem.

Youcansmelltheperfumeofthegirlsittingtworowsaheadofyou.

Togetridofslugspeoplesprinklesaltonthem,sotheydryout.

Yum!Somethingsmellsgood.Theneighborsarecookingonthegrill!

Garglingwithsaltwaterwhenyouhaveasorethroatcausesyourswollenthroatcellstoshrinkandfeelbetter.

Oxygenmoleculesmovefromtheairsacsinthelungsacrossthecellmembranesintotheblood.

Youputraisinsinaglassofwaterandtheygetfatter.

2. Use arrows to show the direction of diffusion in each case: is a molecule that can pass through the cell membrane. is a cell membrane.

 

 

A) B)           

3. For each of the situations below use an arrow to show the movement of sugar ( ) into or out

of the cell. (Sugar molecules can pass through this cell membrane.)   

 

   

   

 

   

 

Name: ___________________ 

Page 2: 2L Diffusion and Osmosis Worksheet - loreescience and Osmosis Worksheet 1. How are the molecules moving in the examples below? Write OSMOSIS or DIFFUSION

GCSE Science Biology: Boardworks http://tass.kprdsb.ca/teachers/AStewart/065FE9EB‐0119EC9D.28/Diffusion%20Osmosis%20and%20Active%20Transport%20Worksheet.pdf 


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