**OCR A-Level Physics: 3.3.1, 3.3.2, 3.3.3 ** Powerpoint presentation covering all spec points within these modules. Can be used as a Powerpoint of be printed out as notes and can be annotated by students and used in revision for exams.

**OCR A-Level Physics: 4.4.1, 4.4.2 ** Powerpoint presentation covering all spec points within these modules. Can be used as a Powerpoint of be printed out as notes and can be annotated by students and used in revision for exams.

**OCR A-Level Physics: 3.5.1, 3.5.2 ** Powerpoint presentation covering all spec points within these modules. Can be used as a Powerpoint of be printed out as notes and can be annotated by students and used in revision for exams.