Edexcel IGCSE Geography 復(fù)習(xí)筆記 4.1.1 Classification of Economic Sectors & Employment The Four Economic Sectors An economic activity is the producing, purchase or selling of goods and services...
Edexcel IGCSE Geography 復(fù)習(xí)筆記 3.3.3 Planning Long Term Risk Assessments & Hazard Mapping Long Term Planning Occurs after the hazard event Looks back at the event and evaluates what could be ...
Edexcel IGCSE Geography 復(fù)習(xí)筆記 3.3.2 Response to Earthquakes Short-term Response & Relief The emergency response are the actions taken immediately after a hazard event such as an earthquake: ...
Edexcel IGCSE Geography 復(fù)習(xí)筆記 3.3.1 Preparing for Earthquakes Warning & Evacuation Accurate prediction of earthquakes is not currently possible but monitoring is Many different methods of mo...
Properties of Water NOS: Use theories to explain natural phenomena; the theory that hydrogen bonds form between water molecules explains the properties of water When scientists observe natural phen...
Edexcel IGCSE Geography 復(fù)習(xí)筆記 3.2.3 Impacts of Natural Hazards Impacts of Natural Hazards Natural hazards are when they affect people; they have both short and long term impacts Short & Long...
Hydrogen Bonds Hydrogen bonding plays an important role between many biological molecules Some key functions include: Dissolving of solutes?in water The?cohesion?and?adhesion?of water molecules The...
Metabolism Metabolism?is a catch-all term used to describe?all the chemical reactions?that take place within cells and organisms Metabolism can be thought of as?the chemical reactions of life The m...
Molecular Biology The substances of life There are?118 elements?in the Periodic Table Only the first?92 elements occur in Nature?; the rest are artificially-synthesised in laboratories and are very...
Edexcel IGCSE Geography 復(fù)習(xí)筆記 3.2.2 Vulnerability to Natural Hazards Vulnerability of Countries Some countries/areas/people are more vulnerable to natural hazards than others A range of factors ...
Edexcel IGCSE Geography 復(fù)習(xí)筆記 3.2.1 Living in Hazardous Areas Reasons for Living in Hazardous Regions Billions of people live in areas which are vulnerable to natural events such as earthquakes,...
Mitotic Phases: Identification Cells undergoing different stages of the cell cycle can be identified using photomicrographs taken from microscope slides Cells undergoing certain stages of the cell ...
