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ERIC Number: EJ166531
Record Type: Journal
Publication Date: 1977
Pages: N/A
Abstractor: N/A
Reference Count: N/A
ISBN: N/A
ISSN: N/A
Demonstrating Diffusion
Foy, Barry G.
Australian Science Teachers Journal, 23, 1, 79-82, May 77
Two demonstrations are described. Materials and instructions for demonstrating movement of molecules into cytoplasm using agar blocks, phenolphthalein, and sodium hydroxide are given. A simple method for demonstrating that the rate of diffusion of a gas is inversely proportional to its molecular weight is also presented. (AJ)
Publication Type: N/A
Education Level: N/A
Audience: Practitioners
Language: N/A
Sponsor: N/A
Authoring Institution: N/A