A: Energy

From the OCR B MEI specification (LINK):

PLAYLIST

Introduction to Energy

01 Introduction to Energy

02 Kinetic Energy (KE)

03 Gravitational Potential Energy (GPE)

04 Some Dimensional Analysis

Conservation of Mechanical Energy

05 Conservation of Mechanical Energy

06 Dissipative Forces & Conservative Forces

07 Work Done

08 Basic KE Examples

09 Basic GPE Examples

10 Basic Work Done Examples

The Work-Energy Principle

11 Example Part 1

12 The Work-Energy Principle

13 Example Part 2

14 Notes on Work

15 Energy Methods Example 1

16 Energy Methods Example 2

17 Energy Methods Example 3

18 Energy Methods Example 4

19 Energy Methods Example 5

20 Energy Methods Example 6

21 Energy Methods Example 7

22 Falling Tile Problem

23 Rollercoaster Problem

24 Energy Methods Example 8

25 Energy Methods Example 9

26 Energy Methods Example 10

27 Exam-Style Question