OCR A level Physics: 26.4 Nuclear Fusion Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Nuclear equations Conditions for nuclear fusion Binding energy and released energy

OCR A level Physics: 26.3 Nuclear Fission Module 6 Particles and Medical Physics This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided. This lesson covers: Fuels in nuclear fission reactors Moderators and thermal neutrons Conservation of mass-energy Energy released in fission reactions Control rods Nuclear waste management

This presentation covers OCR Gateway Biology 9-1 B1.1.1 Animal and Plant Cells This PowerPoint is a whole lessons included with student activities and animated answers. Cells are the building blocks of living objects. Definition of eukaryotic cells Typical size of eukaryotic cells Subcellular structure of animal cells Subcellular structure of plant cells Organelles and their functions Revision activities (Look, Cover, Write, Check) Print out of animal and plant cells

This presentation covers OCR Gateway Biology 9-1 B1.1.2 Bacterial Cells This PowerPoint is a whole lessons included with student activities and animated answers. Typical size of bacterial cells Subcellular structure of bacterial cells Functions of subcellular structure of bacterial cells Comparing animal, plant, and bacterial cells Revision activity - flash cards Print out of bacterial cell

This presentation covers OCR Gateway Biology 9-1 B1.1.3 Light Microscopy This PowerPoint is a whole lessons included with student activities and animated answers. Labeling a light microscope Defining magnification and resolution. Explaining why stains are used for light microscope. Calculating total magnification, objective lens magnification and eyepiece lens magnification. Calculating actual size, magnification, and magnified size of objects. Converting from from micrometre (µm) to millimetres (mm) Rearranging equations

This presentation covers OCR Gateway Biology 9-1 B1.1.4 Electron Microscopy This PowerPoint is a whole lessons included with student activities and animated answers. Comparing sizes of different cells Using standard form Using SI prefixes (nano, micro, milli, kilo, mega) Comparing electron microscopes and light microscopes.

This presentation covers OCR Gateway Biology 9-1 B1.2.4 Enzyme Reactions This PowerPoint is a whole lessons included with student activities and animated answers. Enzymes-catalysed reactions Rate of reaction Denaturing of enzymes and the active site Optimum temperature and optimum pH for enzymes Definition of concentration Increasing concentration of enzymes and substrates Saturation of substrates

This presentation covers OCR Gateway Biology 9-1 B1.2.3 Enzymes This PowerPoint is a whole lessons included with student activities and animated answers. Enzymes are made of protein. Enzymes are biological catalysts. Catalysts speed up the rate of reaction without being used up themselves. Enzymes and the lock and key hypothesis. Enzymes breaking down and bonding substrates.

This presentation covers OCR Gateway Biology 9-1 B1.3.3 Anaerobic Respiration This PowerPoint is a whole lessons included with student activities and animated answers. Recap of aerobic respiration Conditions for anaerobic respiration Word equation for anaerobic respiration in mammals Lactic acid and its affects. Oxygen debt Comparing aerobic and anaerobic respiration in mammals. Anaerobic respiration in plants - fermentation. Fermentation word equation and symbol equation. Exam questions.

This presentation includes: Why scientific models change over time Electric charge Rutherford’s atomic model Rutherford’s experiment Bohr’s atomic model

This presentation covers OCR Gateway Biology 9-1 B1.4.4 Interaction of limiting factors This PowerPoint is a whole lessons included with student activities and animated answers. Experimental procedures to investigate how the rate of photosynthesis is affected by: Light level Temperature Carbon dioxide concentration Inverse square law for relative light intensity

This two lesson presentation covers OCR Gateway Biology 9-1 B1.4.2 Photosynthesis Experiments This PowerPoint is a whole lessons included with student activities and animated answers. The positive test for starch Experimental procedure for testing starch in leaves. Testing for the need of chlorophyll for photosynthesis. Testing for the need of light for photosynthesis. Testing for the need of carbon dioxide for photosynthesis. Testing oxygen produced via photosynthesis. Testing light intensity affects photosynthesis.

This presentation covers OCR Gateway Biology 9-1 B2.1.1 Diffusion This PowerPoint is a whole lessons included with student activities and animated answers. Definition of diffusion from high concentration to lower concentration. What diffuses in and out of cells. How the rate of diffusion is affected by distance, surface area, and concentration gradient. How the human body has adapted to increase the rate of diffusion.

This presentation covers OCR Gateway Biology 9-1 B2.1.3 Active Transport This PowerPoint is a whole lessons included with student activities and animated answers. Definition of active transport Key features of active transport Against concentration gradient. ATP and respiration Protein carriers in cell membrane Active transport in plant cells - root hair cells Active transport and protein carriers

This presentation covers OCR Gateway Biology 9-1 B2.1.4 Mitosis This PowerPoint is a whole lessons included with student activities and animated answers. The cell cycle DNA replication Movement of chromosomes Cytokinesis (cell division) Growth of daughter cells.

This presentation covers OCR Gateway Biology 9-1 B2.1.5 Cell Differentiation This PowerPoint is a whole lessons included with student activities and animated answers. Describing the structure of the following cells: Sperm cell Fat cell Red blood cells Ciliated cells Palisade cells