CLEAPSS Videos

A collection of instructive videos demonstrating a wide range of practical activities and techniques.

Videos

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Testing for organic functional groups: unsaturation or double bonds

Testing for organic functional groups: unsaturation or double bonds

Sterilising an inoculation loop by flaming

This video shows the correct way to sterilise an inoculation loop by flaming.

Determining the efficiency of a kettle

Determining the efficiency of a kettle - video

Inserting tubing through a stopper

How to safely insert glass tubing through a rubber stopper

Using the CLEAPSS Conductivity indicator

This video describes the use of the CLEAPSS conductivity indicator with aqueous solutions. Only the consequence of conductivity, that is electrolysis, is mentioned in specifications by examination Boa.. more

CLEAPSS - Teachers H&S Self Study Online - Session 5

Using atmospheric pressure to push an egg into a conical flask

Using atmospheric pressure to push an egg into a conical flaskSee PP0070

CLEAPSS resources for technicians

A video to highlight CLEAPSS resources technicians may find helpful when organising prep rooms and labs, and which could also save them valuable time.

Photosynthesis in chloroplasts (Hill Reaction)

This video covers a simple method for measuring the photosynthetic dehydrogenase activity in chloroplasts extracted from leaf cells, known as the Hill Reaction.

Making and using an Arduino pressure sensor

This can be used for gas law experiments such as the P-V relationship (Boyle’s Law) or the P-T relationship (Pressure Law).

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