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Dialysis Tubing Lab

Time Frame:
1 class period that runs 60 minutes.

Group Size:
Small Groups


 

Summary:
Students will predict the particle movement and see if they are correct. This can be adjusted to be an inquiry lab.

Main Curriculum Tie:
SEEd - Grade 7 (2017)
Strand 7.3: Structure and Function of Life 7.3.2

Develop and use a model to describe the function of a cell in living systems and the way parts of cells contribute to cell function. Emphasize the cell as a system, including the interrelating roles of the nucleus, chloroplasts, mitochondria, cell membrane, and cell wall.

Materials:

  • dialysis tubing 1 inch
  • sugar water
  • tap water
  • string or dental floss
  • triple beam balances
  • paper towel
  • lab worksheet

Attachments

Student Prior Knowledge:
particle movement, diffusion, and osmosis

Instructional Procedures:

  1. Promote safe use of the equipment and materials.
  2. Make the sugar solution a concentrated one.

Assessment Plan:
Scoring Guide:
Appropriate use of the equipment and time receives 25 points. Five points for each of the questions giving 50 points total.

Bibliography:
Lesson Design by Jordan School District Teachers and Staff.

Author:
Utah LessonPlans

Created Date :
Oct 02 2014 07:59 AM

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