KS3 Science Revision KS3 Maths Revision KS3 Geography Revision KS3 History RevisionSign up A Level Physics AQA 9.2.5 9.2.5 Hertzsprung-Russell DiagramsTest yourself Hertzsprung-Russell (HR) Diagrams The Hertzsprung-Russel diagram (HR diagram) is a plot of luminosity against temperature. HR diagr...
KS3 Science Revision KS3 Maths Revision KS3 Geography Revision KS3 History RevisionSign up A Level Physics AQA 4.2.2 4.2.2 Bulk Properties of SolidsTest yourself Hooke's Law Hooke's law is a proportional relationship between the force experienced and the extension observed. The relationship ex...
1. Cell Biology -Cell Division -Cell Structure -Transport in Cells 2. Organisation -Animal tissues, organs and organ systems -Plant tissues, organs and systems -Principles of Organisation 3. Infection and Response -Bacterial disease -Communicable diseases ...
BsestheA-levelmodelto develop theirowneducationunder meirnationalsituation.Thelast part istheideasfortherevaluationofNational College EntranceExaminationinChina.Theauthorsummarizesthe history andthe newdevelopment ofthe college entranceexaminationinChina,usesthe ...
Version History Version 1.30 Generic Bug fixes App Privacy See Details The developer, Aerion Design Labs Ltd., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy. Data Not Collected The dev...
KS3 Science Revision KS3 Maths Revision KS3 Geography Revision KS3 History RevisionSign up A Level Physics AQA 9.2.1 9.2.1 Classification by LuminosityTest yourself Classification by Luminosity Historically stars were only classified by how bright they appear to be. Hipparcos scale The brightness...