PowerPoint that covers GCSE smoking. This is for a KS4 GCSE class. Learning objectives: Describe the effects of the harmful substances found in tobacco. Describe the effect of smoking on unborn babies. Includes questions, answers, a short comprehension and a video.

PowerPoint that covers the following learning objectives: State that aluminium can be extracted from aluminium oxide using electrolysis and write the overall word equation. Describe the electrolysis of aluminium oxide. Explain why cryolite is added to aluminium oxide in the industrial extraction of aluminium. This is made for a KS4 GCSE science (chemistry) class. Includes diagrams, questions, answers, explanations and a video.

PowerPoint that covers the following learning objectives: Define exothermic and endothermic reaction and distinguish between exothermic and endothermic reactions on the basis of the temperature changes of the surroundings. Describe examples of exothermic and endothermic reactions. Includes questions, activities and answers. For a KS4 GCSE Science class.

PowerPoint that covers the following learning objectives: Define electrolysis. Describe electrolysis in terms of the movement of ions. Explain why electrolysis can only occur when an ionic compound is molten or in aqueous solution. This is made for a KS4 GCSE Chemistry class. Includes diagrams, a demonstration activity, questions and answers.

PowerPoint that covers the following learning objectives: Describe the limitations of using dot and cross, ball and stick (2D and 3D) and displayed formula diagrams to represent simple covalent molecules. Define intermolecular forces. Explain why simple molecules have low melting and boiling points. Explain why simple molecules do not conduct electricity. This is made for a KS4 chemistry class. Includes questions, answers and explanations.

PowerPoint that covers the following objectives: Define covalent bonding. Describe how covalent bonds form. Draw dot and cross diagrams to show covalent bonds in simple covalent molecules. This is made for a GCSE chemistry class. Includes questions, answers, diagrams, explanations and space for the teacher to model how to draw dot and cross diagrams if they wish (with the correct diagram on the next slide).

PowerPoint that covers the following learning objectives: Describe metallic bonding. Define an alloy. Explain in detail, including labelled diagrams, how alloying affects the structure and bonding in metals. Explain the properties of metals (malleability, melting point, thermal and electrical conductivity). This is made for a GCSE chemistry class. Includes diagrams, explanations, questions and answers.

PowerPoint that covers the following learning objectives: Describe and explain what happens to light when it passes through a prism. State how primary colours add to make secondary colours. State the effect of coloured filters on light and explain how filters and coloured materials subtract light. This is made for a KS3 science class. Includes questions, answers, diagrams, examples and a link to a virtual simulation of dispersion.

PowerPoint that covers the following learning objectives: Investigate how light travels through a lens. Describe the difference between a convex lens and a concave lens. Identify the focal point in a light ray diagram of a convex lens. This is made for a KS3 science class. Includes questions, answers, diagrams and link to a virtual simulation.

PowerPoint that covers the following learning objective: Investigate how refraction happens using a glass block. This is made for a KS3 level science class. Includes questions, answers, diagrams, a practical opportunity and videos/simulations if you don’t have the practical equipment.

PowerPoint that covers the following learning objectives: Explain why breathing rate increases during exercise. Plan and carry out an investigation to measure the effect of exercise on breathing rates. This is made for a KS3 level science class. Includes: a mind-map, questions, answers, tables, variables, prediction, method, help with the bar graph, conclusion and evaluation.

Full lesson PowerPoint that covers how to deduce the chemical formulae of ionic compounds and compares the models used to represent ionic compounds. This is made for a GCSE KS3 chemistry class. The following learning objectives are covered: Deduce the formula of common ionic compounds. Recognise the structure of the sodium chloride lattice and represent it as a 3D model. Describe the limitations of using dot and cross, ball and stick, two and three dimensional diagrams to represent a giant ionic lattice. Includes examples, questions, diagrams and answers.

Full lesson PowerPoint for ionic bonding. This is made for a KS4 level chemistry class. The following learning objectives are covered: Define ionic bonding. Work out the charge on the ions of metals and non-metals from the group number of the element limited to Group 1,2, 6 and 7. Draw dot and cross diagrams for ionic compounds formed by metals in Groups 1 and 2 with non-metals in Groups 6 and 7. Includes examples, diagrams, questions and answers.

PowerPoint that covers law of reflection, virtual images, specular reflection and diffuse reflection. This is made for a KS3 level class. Includes diagrams, class practical (or demonstration/video), questions, answers and assessment for learning opportunities.

PowerPoint that covers the key words: transparent, translucent, opaque, absorbed, transmitted, luminous, non-luminous, light meter and reflected. This is made for a KS3 level class. The PowerPoint includes the answers to the activities.

PowerPoint that covers generating electricity by combusting fossil fuels. Includes how fossil fuels are formed, what we use them for, how electricity is generated and the advantages and disadvantages. This is made for a KS3 level class. The starter activity revisits efficiency and power from previous lessons to enhance memory recall.

PowerPoint that covers power and the cost of electricity for a KS3 level class. The starter revisits efficiency and energy stores from previous lessons to enhance memory recall. The power equation (power = energy transferred / time) is covered with an example of how to show working out. Slides include rearranging the equation and unit conversions. The cost equation (cost = power x time x cost per kWh) is also covered. Answers are included.

PowerPoint that covers the 5 energy stores, 4 energy transfers and the principle of conservation of energy. This is made for a KS3 level class. Includes diagrams, questions, answers and a practical activity that can be done as a class or demonstration by the teacher.

PowerPoint that covers states of matter (solids, liquids and gases) for a KS3 level class. Includes questions, answers and assessment for learning opportunities.

PowerPoint that covers the changes of state between solids, liquids and gases for a KS3 level class. Includes diagrams, questions and answers.