To define what an isotope is. To calculate the RAM from the relative masses and abundances of its isotopes. Higher topic recap atomic structure keywords. fill out atomic structure worksheet. write down definition of isotope. Worksheet has 4 questions, one example, 3 to do themselves, becoming gradually harder. Class green pen together. AFL Plenary is a game of bingo using the new key words and definitions from this lesson.

Lesson starts with recapping the nerve cell, then explains the role of the CNS, making a flow chart. The task is to write up your own paragraph with an example of stimulus, effector and the response. AFL 4 questions on a slide. Moving onto the reflex arc with a video, then the task is to label the diagram and answer 3 questions on the sheet. AFL on last slide, 4 closed questions.

Lesson plan: INTRODUCTION: Ask students to read their paragraph on colour, looking for use of key words. Ask what colour is light? – think, pair, share. DEVELOPMENT AND PERSONALISATION: Show video which explains the refraction of light through a prism. Stop video to show point out incident ray, refracted ray, dispersion and spectrum. Task – 3 questions based on video, think pair share. AFL – move around class to hear group answers. Recap on wavelength, explain colour wavelength. Mnemonic for short blue wavelength, blue bends best. Video to describe primary and secondary colours. Task - 2 questions to consider while watching video PLENARY: Word fill to use key words in full sentences. AFL – check answers with students and ask to green pen mark. Check how many correct answers there were around room.

This lesson follows on from periodic table groups and covers electron configuration diagrams, with opportunities for students to come to the board and draw on electrons or show on mini-white boards. There are several activities, including a word fill and questions for a challenge task. The lesson ends with learning objective check. There are extra slides on reactivity and how ions are formed with more opportunity to bring students to the board.

This lesson begins with definitions of organs and digestion, moving on to a gory video of food digesting, followed by a labeling activity. There is then a carousel activity to fill out the functions of each organ. Finally the multiple choice plenary.