A worksheet on specialised cells, suitable for KS3 (year 7 or 8) or above. Students are asked to match diagrams of specialised cells with their names, separate specialised plant cells from animal cells and match specialised cells with their adaptations. Specialised cells covered include root hair cells, palisade cells, sperm cells, red blood cells, ciliated epithelial cells and nerve cells. Worksheet and answers included in .pdf and .docx (same worksheet). For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

A worksheet to check students' knowledge of the various layers of a leaf and their functions. .docx and .pdf files included (same worksheet)

LOs: To make predictions about whether an object will sink or float. To define density and relate it to the particle model. To use the equation to calculate the densities of different objects. Aimed at a lower set year 8 class. A higher ability class will probably require more. Density of solids and liquids PowerPoint. Includes heavily scaffolded worksheet on density calculations and a cloze exercise. Mini-plenary using mini-whiteboards or similar. Demonstration of density using water and a range of different objects. For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

Year 8 lesson on DC (direct current) motors and the motor effect. PowerPoint and worksheet included (at back of PowerPoint). The lesson involves students making a DC motor. LOs: To describe some uses of D.C. motors. To explain the effect of a magnetic field on a wire carrying an electric current. To explain how D.C. motors of different strengths are made. 1. Do Now: List objects with motors in them 2. Exposition: What is a motor and what is the energy transfer happening in them? 3. Student Activity: The motor effect reading comprehension 4. Mini-plenary: True or false quiz on the motor effect 5. Student Activity: Making a motor using wire, magnets, etc. 6. Exposition: How can you make the motor faster? 7. Plenary: Learning triangle For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

2 x worksheets on fuses The first is a Do Now reading comprehension on fuses and circuit breakers and how fuses work. The second is a worksheet asking students to decided which fuse is appropriate for different applications. Students are then required to calculate current from voltage and power data, using the equation P=IV (rearranged to I=P/V) and hence decide which fuse is appropriate.

KS3 Assessment on Particles. This test is designed to be a formative assessment, with students able to demonstrate their knowledge and understanding of the particle theory of matter both in short answer and extended open answer questions. The test does not include a mark scheme, but the teacher should be able to form a judgment on the current level of students from their responses. This test covers the following topics: Solids, liquids, gases Particle diagrams Changes of state Properties of solids, liquids and gases Brownian motion Melting and boiling points Heating and cooling curves For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

Year 7 or 8 lesson on understanding how sound travels through materials. LOs: To recognise how the speed of sound changes in different substances. To use the particle model to explain why sound cannot travel through a vacuum. To use the particle model to explain why there are differences when sound travels through solids, liquids and gases. Activities: 1. Do Now: Keyword match-up with definition 2. Student Activity: Fill in the gap sheet on how sound travels through different materials 3. Student Activity: Drawing a bar chart of the speed of sound through different materials 4. Mini-plenary: Drawing conclusions from the bar chart 5. Student Activity: Discussing the film poster tagline "In space no one can hear you scream" and adding scientific information 6. Independent Task: Drawing particle diagrams for solid, liquid and gas and using them to explain why sounds travels fastest through solids and slowest through gases 7. Plenary: 3,2,1 For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

GCSE lesson on conduction, convection and radiation (the 3 heat transfer processes). LOs: Describe the processes of heat transfer in solids, fluids and vacuums. Explain convection currents in detail. Compare and contrast the three types of heat transfer. 1. Do Now: What is happening in the picture? Explain this process in terms of the energy of the particles 2. Exposition/Demonstration: Modelling the 3 types of heat transfer using a ball (students could write down their understanding of the 3 processes) 3. Mini-plenary: 'Back to back' activity, where students split into pairs, with one facing the front. This student has to describe what they see without using the 3 key words (conduction, convection or radiation) 4. Student Activity: Venn diagram for students to complete on conduction, convection and radiation, using words, diagrams etc. (helper sheet if needed) 5. Plenary: Exam style question about keeping a house warm Option extension/extra activities included: 1. Table for students to complete on conduction, convection and radiation 2. Video questions (video on YouTube) for students to complete on conduction, convection and radiation For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

Year 8 lesson/ revision lesson on metals vs. non-metals, metal properties, corrosion. PowerPoint and worksheets (see back of PowerPoint). LOs: To separate metals from non-metals To describe the properties of metals To explain what corrosion is 1. Do Now: Circle the pure metals 2. Student Activity: Metal or non-metal (Stretch: How do you know?) 3. Student Activity: Think, pair, share - What are the properties of metals? 4. Mini-plenary: Worksheet on metals and non-metals 5. Exposition: Rusting (requires iron, oxygen and water - must have all 3 to rust) 6. Student Activity: Think, pair, share - Why are religious objects made from gold? 7. Independent Task: Exam style question on metals and their properties 8. Plenary: Learning triangle For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

A level or IB DP Chemistry worksheet on electrochemical cells. A table compares voltaic / galvanic and electrolytic cells, before students are asked to answer a number of questions on the differences. .pdf and .docx files included (same worksheet). For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce

History of Magnets comprehension and quiz (for year 7 or 8)

Year 8 lesson (could be extended to two lessons), including various activities and worksheets. LOs: To describe the adaptations of leaves To explain the functions of different parts of a leaf To evaluate the structure of a leaf as regards to the function of each part Activities: 1. Do Now: MCQs on photosynthesis 2. Exposition: Photosynthesis equation recap 3. Group activity: Think, pair, share on adaptations of leaves 4. Mini-plenary: Adaptations of leaves check for understanding (join up activity) 5. Mini-plenary: If this is the answer, what is the question? 6. Independent Task: Cloze exercise on leaves and photosynthesis 7: Exposition: Structure of a leaf 8. Independent Task: Structure of leaves worksheet 9. Extension: Planning an investigation into the factors that affect photosynthesis. (Practical activity could follow next lesson.) 10. Plenary: Learning triangle For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

Year 8 lesson on Investigating Static Charge. PowerPoint and worksheets included (back of PowerPoint). LOs: To recognise the effects of static charge. To explain how static charge can be generated. To use evidence to develop ideas about static charge. 1. Do Now: What is happening in the photos? 2. Exposition: Difference between current and static charge 3. Group Activity: Static experiments (you will need some balloons, pieces of paper, water from a tap, a comb etc.) 4. Mini-Plenary: Attraction or repulsion? 5. Student Activity: Video (on YouTube) and accompanying worksheet 6. Independent Task: Levelled questions and self assessment 8. Plenary: Learning triangle For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

Year 7 or 8 lesson on the Particle Theory - Solids, Liquids and Gases. PowerPoint and worksheets included (at the back of the PowerPoint). LOs: To identify solids, liquids and gases. To describe the 3 states and their properties. To explain changes of state using ideas about the particle model of matter. Activities: 1. Do Now: Separate the different substances into solids, liquids and gases. Are there any you are unsure about? 2. Exposition: The particle theory of solids, liquids and gases 3. Student Activity: Explaining properties using the particle theory 4. Class Activity: Watch interactive content on particles (could be replaced by practical demonstrations in the laboratory) 5. Student Activity: Complete the information table about the particles in solids, liquids and gases (and green pen check) 6. Mini-plenary: Particles and states MCQs 7. Independent Task: Exam style questions on the particle theory (then self assessment and reflection) 8. Plenary: Learning triangle For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

Shapes of ions and molecules lesson for year 12 or year 13 (AS level or A level). LOs: To state the basic features of a molecule that determine its shape. To describe different molecular structures. To predict the shapes of simple molecules and ions with up to six electron pairs surrounding the central atom. 1. Do Now: Draw the Lewis structures for water, methane and ammonia. How many pairs of electrons surround the central atom in each case? 2. Exposition: VSEPR theory and structures with 4 areas of electron density 3. Mini-pleanry: Determine the shape of molecules that have 4 areas of electron density 4. Exposition: Shapes from 2 or 3 areas of electron density 5. Mini-plenary: Determine the shape of molecules that have 2, 3 or 4 areas of electron density 6. Exposition: Shapes with 5 or 6 areas of electron density 7. Exposition: How lone pairs affect bond angles 8. Independent Task: Practise determining shapes and bond angles of various different ions and molecules 7. Independent Task: Exam style questions on bond angles and molecular shape 8. Plenary: Wrapping it up

A year 7 or 8 lesson on metal alloys. PowerPoint and worksheets included (at the back of the PowerPoint). LOs: To state what is meant by an alloy. To describe the uses of some alloys. To explain why an alloy can be stronger than a pure metal. 1. Do Now: Can you remember the names of these 4 metals? Which would you use to build a bridge? Why? 2. Exposition: Video (BBC) or exposition on alloys. Ask students to define what an alloy is (could be done via Think, Pair, Share). 3. Student Activity: Worksheet answering questions on alloys video (higher and scaffolded version included) 4. Student Activity: 'Information hunt' on what various alloys contain and what their applications are 5. Exposition: Why are alloys strong? Linking strength to microscopic structure 6. Plenary: Exam style question on why alloys are strong (keywords may be provided to help) For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

Year 7 or 8 comprehension on static electricity

Year 13 lesson on Transition Metal complexes (based on AQA syllabus). PowerPoint and worksheet included. Print out last 3 slides to hand out examples of TM complexes to students. LOs: To define key terms in relation to complex ion formation. To describe how the size of ligands affects the shape of complex ions. To explain how ligand charge determines the charge on a complex ion. 1. Do Now: Recap on transition metals 2. Student Activity: Think, pair, share - what does TM complex diagram show? 3. Student Activity: Students come to their own definitions of 'ligand' and 'coordination number' 4. Exposition: Monodentate, bidentate, tridentate terms introduced 5. Mini-plenary: Checkpoint activity asking for ligand, coordination number and shape for 3 new complexes 6. Student Activity: Students draw out bidentate ligand and answer questions 7. Exposition: Introduce and discuss various multi dentate ligands, perhaps introducing the term 'chelate' 8. Exposition: Explaining shapes of complexes with regard to the size of a ligand 9. Exposition: How to calculate total charges on complex ions 10. Independent Task: Students complete worksheet on TM complexes 11. Plenary: Recap of all new terms learnt, using 3 new TM complexes 12. Extension Task: Drawing TM complexes For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)

For a lower set year 8 class. A highly scaffolded worksheet teaching students how to use the density formula to calculate densities of various solids. A cloze exercise testing understanding of key concepts about density.

Year 7 or 8 lesson on diffusion LOs: Describe the process of diffusion and its relation to the cell. Explain how different factors affect the speed of diffusion. Analyse results into an experiment of the factors which affect diffusion. Activities: 1. Do Now: Starter question on liquids and gases 2. Student Activity: Demonstration of diffusion using potassium permanganate, iodine or perfume 3. Exposition: Introduce the particle model of diffusion 4. Mini-plenary: Whiteboard quiz 5. Exposition: Diffusion in cells and the factors affecting the rate of diffusion 6. Independent Task: Diffusion worksheet 7: Plenary: Check for understanding question For more resources check out my shop: https://www.tes.com/teaching-resources/shop/alexpce If you liked this resource, please write a review! :)