OCR GCSE Additional Science 21st Century

There is a choice between two routes, both covering the same material. In route 1, the three sciences are examined in separate papers; in route two they are mixed up.


Course content

B4: The processes of life Module

•  How do chemical reactions take place in living things?
•  How do plants make food?
•  How do living organisms obtain energy?

B5: Growth and development Module

•  How do organisms develop?
•  How does an organism produce new cells?
•  How do genes control growth and development within the cell?

B6: Brain and mind

•  How do animals respond to changes in their environment?
•  How is information passed through the nervous system?
•  Can re ex responses be learned?
•  How do humans develop more complex behaviour?

C4: Chemical patterns Module

•  What are the patterns in the properties of elements?
•  How do chemists explain the patterns in the properties of elements?
•  How do chemists explain the properties of compoundsatmosphere?

C5:  Chemicals of the natural environment

• What types of chemicals make up the atmosphere?
. What reactions happen in the hydrosphere?
•  What types of chemicals make up the Earth’s lithosphere?
•  How can we extract useful metals from minerals?

C6: Chemical synthesis

•  Chemicals and why we need them
•  Planning, carrying out and controlling a chemical synthesis

P4: Explaining motion Module

•  How can we describe motion?
•  What are forces?
•  What is the connection between forces and motion?
•  How can we describe motion in terms of energy changes?

P5: Electric circuits Module

•  Electric current – a flow of what?
•  What determines the size of the current in an electric circuit and the energy it transfers?
•  How do parallel and series circuits work?
•  How is mains electricity produced? How are voltages and currents induced?
•  How do electric motors work?

P6: Radioactive materials

•  Why are some materials radioactive?
•  How can radioactive materials be used and handled safely, including wastes?


Next Exam dates: Exams are held in the summer of 2012

Route 1

Unit A162: Biology 4, 5, 6 – Wednesday, 20th June
Unit A172: Chemistry 4, 5, 6 – Monday, 25th June
Unit A182: Physics 4, 5, 6 – Monday, 21st May

Route 2

Unit A151: B4, C4, P4 – Monday, 21st May
Unit A152: B5, C5, P5 – Monday 25th June
Unit A153: B6, C6, P6 – not examined this year.