29 September 2021
Chapter 16 Sound Revision Notes
Notes on Chapter 16 Transfer of Sound Energy Through Vibrations for my students.
Chapter 3 Chemical Composition Revision Notes
Notes on Chapter 3 Exploring Diversity of Matter by Its Chemical Composition for my students.
04 August 2021
What's in a mixture?
A mixture
have the properties of the substances they are made up of,
have components that are not mixed in fixed proportion,
and can be separated by physical means.
27 July 2021
23 July 2021
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