Displaying 11 - 14 of 14 Resources

Osmosis

Osmosis is the movement of water across a semi-permeable membrane from an area of low solute concentration to an area of high solute concentration. Osmosis helps regulate the flow of water in and out of cells, which is crucial to their function.

Subject and Topic
Form 2
Biology
Transport of materials in living things
Diffusion, osmosis and mass flow
Resource Type
Video
Language
English
Publisher
Khan Academy
Publication Date
2015
Creator/Author
Sal Khan
Keyword
Osmosis

Tools Required to Construct Geometrical Shapes: 3 Videos

Video 1: What tools are required to construct geometrical shapes
Video 2: Examples of how geometrical construction tools can be used
Video 3: Common mistakes made when using geometrical construction tools

Subject and Topic
Form 1
Mathematics
Geometry
Constructions
Resource Type
Video
Language
English
Publisher
TicTac Learn
Publication Date
2020
Creator/Author
TicTac Learn
Keyword
Geometrical construction
Geometry

Links

Worked example: analysing a generic food web

We can analyse the arrows in a food web to identify producers, primary consumers, secondary consumers, and decomposers.

Subject and Topic
Form 2
Biology
Balance of nature
Food chain and food web
Resource Type
Video
Language
English
Publisher
Khan Academy
Publication Date
2022
Creator/Author
Sal Khan
Keyword
Food webs

Worked example: analysing an ocean food web

We can analyse the arrows in a food web to identify producers, primary consumers, secondary consumers, and decomposers.

Subject and Topic
Form 2
Biology
Balance of nature
Food chain and food web
Resource Type
Video
Language
English
Publisher
Khan Academy
Publication Date
2022
Creator/Author
Sal Khan
Keyword
Food webs