Calculate the resultant force when 2 forces act on an object at an angle.

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.

Includes questions, answers, a practical opportunity, diagrams and explanations. This is made for a GCSE biology class.

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 following learning objectives: Describe the reaction between metals and oxygen and write the word and symbol equation for this. Describe the reaction between metals and water and write the word and symbol equation for this. Deduce the order of reactivity for metals reacting with oxygen and with water. Includes questions, answers, word equation practice and chemical symbol equation practice. This is made for a GCSE chemistry class.

PowerPoint that covers the following learning objectives: State that in females the sex chromosomes are XX and in males they are XY. Carry out a genetic cross to show sex inheritance. Define key terms allele, dominant allele, recessive allele, heterozygous, homozygous, genotype and phenotype. This is made for a GCSE biology class. Includes questions, answers, diagrams to practice and explanations.

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: Describe and explain what happens when light is refracted. Draw a refraction diagram. Includes diagrams, explanations, questions and answers. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)

PowerPoint that covers the following learning objectives: Define conservation of mass. Safely complete an experiment on conservation of mass. Explain any observed changes in mass in non-enclosed systems during a chemical reaction given the equation for the reaction and explain these changes in terms of the particle model. Includes an experiment, examples, diagrams, questions and answers. This is made for a GCSE chemistry class. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)

PowerPoint that covers group 0, the noble gases. Suitable for GCSE. Covering what they are, their uses, why they are so unreactive and trends in the group. Includes practice questions and answers.

Learning objectives: To be able to state what is meant by an endangered species. To be able to explain some of the advantages and disadvantages of captive breeding. To be able to describe some techniques used to prevent extinction.

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.

This PowerPoint covers the importance of diet and exercise on preventing obesity. This includes activities and answers.

PowerPoint made for a KS4 science class. Includes questions, answers, diagrams and a 6 mark exam question. The following learning objectives are covered: Describe what fractional distillation is and how it works. Name the different fractions from crude oil. State a use for each fraction from crude oil. To apply knowledge to exam questions on how fractional distillation is used to separate crude oil into fractions.

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.

Includes diagrams, quiz, explanations, comprehension questions, questions and answers. This is made for a GCSE biology class.

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: Describe what forces do and how they are measured. Identify ‘contact forces’ and ‘non-contact forces’. Simply describe what ‘interaction pair’ means and identify interaction pairs in a simple situation. Use a newton meter to measure the size of a force. Includes diagrams, explanations, practical safety, practical method, practical results table, questions and answers. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)

PowerPoint that covers the following learning objectives: Calculate the masses of reactants and products from the balanced symbol equation and the mass of a given reactant or product using moles. Includes questions, answers and examples. This is made for a KS4 Chemistry class. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)

PowerPoint that covers the following learning objectives: Describe what the reactivity series is and the order of metals within it. Define what a displacement reaction is. Predict where displacement reactions occur. Write word equations to represent displacement reactions. Includes questions, answers, explanations and examples. This is made for a GCSE chemistry class. If you could spare 5 minutes, please review this resource, to help my online presence grow! :)