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Download this complete,fully solved and updated actual exam for Physics Unit 2 CCEA GCSE|GUARANTEED SUCCESS
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waves: 
they are produced as a result of vibrations and do not transfer energy 
 
 
 
longitudinal waves: 
the particles vibrate parallel to the direction the wave is travelling e.g sound 
 
 
 
 
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transverse waves: 
particles vibrate 90 degrees to the direction of wave travel e.g water and electromagnetic 
 
 
 
longitudinal frequency: 
the number of vibrations made by a p...
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Download this complete,fully solved and updated actual exam for Geography UNIT 2 CCEA
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Crude birth rate 
This is the total number of live births per 1000 of the population per year. 
 
 
 
Crude death rate 
This is the total number of deaths per 1000 of the population per year. 
 
 
 
 
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Natural change 
This is the difference between the number of deaths and the number of births in a place. 
 
 
 
Natural increase 
When the birth rate is high than the death r...
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Download this complete,fully solved and updated actual exam for Music CCEA GCSE
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Canon - Background 
- Johann Pachelbel 
- Written in/around 1680 
- Published in 1920's 
 
 
 
Allegretto - Background 
- Work in symphony began in 1811 and finished in 1812 
- First performance in Vienna in 1813 
- Four movements 
- Allegretto - "a little lively" 
- Symphony no.7 
- 2nd movement 
 
 
 
 
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Mars - Background 
- Written by Gustav Holst 
- English composer ...
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Download this complete,fully solved and updated actual exam for CCEA Business Studies AS Unit 1|GUARANTEED SUCCESS
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Business Enterprise 
Any operation established to produce or supply goods/services desired by consumers generally with a view to making profit. 
 
 
 
Factors of Production 
The inputs of land, labour, capital and enterprise required to produce or supply goods/services. 
 
 
 
 
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Entrepreneur 
Someone who starts and runs a business and has the responsibility of the risks in...
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Download this complete,fully solved and updated actual exam for CCEA AS Biology Unit One: KEY TERMS
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Activation energy 
The activation energy required for a reaction is reduced by enzymes. 
 
 
 
Active site 
The area of the enzyme where the substrate fits. Can be denatured by pH and heat. Complementary to the substrate. 
 
 
 
 
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Active transport 
Movement of molecules against the concentration gradient (low to high) and requires energy. 
 
 
 
Adenine 
One of the 4 bases...
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CCEA A22 business key terms with complete verified definitions
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Macro economics 
The study of the performance and behaviour of an economy as a whole. 
 
 
 
mixed economy 
An economic system that allows both the government and the private sector to allocate resources, e.g. the UK has a mixed economy. 
 
 
 
 
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Business Cycle 
A measure of the regular fluctuations in the level of economic activity. It is made up of the following elements...
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Download this complete,fully solved and updated actual exam for CCEA FOOD AND NUTRITION
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Food provenance 
The origin of food, or where food comes from. In terms of food provenance, Food can be grown, reared, or caught. Consumers prioritise poultry, red meat, eggs, fish, shellfish, dairy products, fruit, and vegetables. 
 
 
 
Food Traceability 
Having access to information about where food comes from and assurances that food is safe to consume 
 
 
 
 
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Sustain...
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Download this complete,fully solved and updated actual exam for CCEA Digital Technology AS 1
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Systems Analyst 
-Identifies the user requirements 
-Undertakes fact finding 
-Defines the system specification 
 
 
 
Project Manager 
-To oversee the project 
-To allocate the budget 
-Allocates resources- personnel, hardware, software, budget 
-Identifies risks 
-Reports back to the client 
 
 
 
 
Programmer 
-Writes the code from the module specification 
-Tests the code using a test plan 
-Debugs the code 
-Documents the code 
 
 
 
Purpose of analysis 
-Identify the requirements of the sy...
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Download this complete, and updated CCEA AS2 Chemistry definitons|GUARANTEED SUCCESS
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Empirical formula 
A formula which shows the simplest whole number ratio of atoms of each element in a compound 
 
 
 
Molecular formula 
A formula which shows the actual number of atoms of each element in a molecule 
 
 
 
 
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Molar Gas Volume 
The volume of one mole of gas under specified conditions of temperature and pressure e.g 293K and 1 atmosphere pressure 
 
 
 
Homo...
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Download this complete,fully solved and updated actual exam for Physics Unit 2 CCEA GCSE
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Blood 
Carries oxygen and nutrients to the body's cells, and waste products away from them. 
 
 
 
Arteries 
Carry blood away from the heart.Very thick, elastic walls. Small lumen High blood pressure.No valves.The muscle provide strength and allow the arteries to expand as blood is pulsed through, preventing them from bursting. The elastic fibres recoil and muscles contract returning the wall to its original size and smoothing out the blood 
 
 
 
 
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