Video explaining refraction including worked examples.

Powerpoint ( 72 slides) covering all of the capacitance part of the OCR A level physics A course. Lesson 1: Introduction Lesson 2: Capacitors in circuits Lesson 3: Energy stored by capacitors Lesson 4: Discharging capacitors Lesson 5: Charging capacitors Lesson 6: Uses of capactiors Included are help videos, quick tasks, research tasks, example questions with workings, exam questions with workings. Interactive lessons.

Powerpoint including starter, plenary and interesting links to science news. Includes a hearing test allowing students to figure out the highest frequency of sound that they can hear. Worksheets and answer sheets.