If you want to revise all the key points of Physics Unit 6 at a fast pace before exam, this is the video for you. Click here to learn more: Please comment below if you have any questions or next video suggestion, I will answer them. Chapters: Quantity and Units 00:00 Systemic and Random Errors 00:23 Experimental Instruments Resolution 00:46 Vernier Caliper calculations 00:55 Micrometer Screw gauge calculations 02:02 Uncertainty Formulas 03:18 Uncertainty Example Calculation 03:55 Combined Uncertainty 05:08 Combined Uncertainty Calculations 05:37 Oscilloscope 06:32 Equation Manipulation 07:38 Finding Values 08:18 Criticize the data 08:56 How to draw a suitable graph 09:20 Formula substitution 10:15 Magic Circuit Diagram 10:45 Uncertainty Comparison 11:45 Precision and Accuracy 12:43 Gradient from the graph 10:15 I will be uploading more physics videos so keep watching! About: This is a video that explains what to learn for Physics Unit 6 Edexcel IAL Exams. This is a short version, just points on what to study.