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GCSE Physics: Current and Forces with Equation
This presentation covers OCR Gateway Physics 9-1 P4.2.1 b Current and Forces.
Units for Magnetic Field Strength
Converting from mT to T
Magnetic Force Equation
Rearranging Equations
Increasing the force on a current carrying conductor in an external magnetic field.
Student questions and worked answers
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GCSE Physics: Paying for Electricity
This presentation covers OCR Gateway Physics 9-1 P7.2.1 Paying for Electricity
A unit of electricity being a kilo-watt hour (kWh)
Unit cost and calculating costs
Energy bills
Electrical power
Work done = Power x Time
Power = Potential Difference x Current
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GCSE Physics: Power and Specific Heat Capacity
This presentation covers OCR Gateway Physics 9-1 P7.2.3 Power and Specific Heat Capacity.
• Energy Transfers
• Equations and units
• Worked Exam Style Question
• Student questions with numerical solutions
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GCSE Physics: Acceleration - Planning an Experiment
This PowerPoint presentation with worked examples and student questions covers:
Choosing equipment with higher resolution
Planning an experiment to determine acceleration
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GCSE Physics: Acceleration Practical
This PowerPoint presentation with worked examples and student questions covers:
• Acceleration experiment protocol
• Ensuring results are reproducible and repeatable
Spotting and removing anomalies.
Rearranging equations
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GCSE Physics: Energy Resources
This presentation covers OCR Gateway Physics 9-1 P8.2.2 Energy Resources
This PowerPoint is a whole lessons included with student activities and animated answers.
How use of energy resources have changed over time. (Biofuels, Fossil Fuels, Nuclear, Renewable).
How energy use has increased (increase population and development of technology)
Explain patterns and trends in the use of energy resources.
Fossil fuels are finite and will run out at current consumption levels.
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GCSE Physics: The National Grid
This presentation covers OCR Gateway Physics 9-1 P8.2.3 The National Grid
This PowerPoint is a whole lessons included with student activities and animated answers.
Structure of the National Grid
Step-up and Step-down transformers
How transformers increase the efficiency of the National Grid
Number of turns and potential difference
Current and potential difference in primary and secondary coils
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GCSE Physics: Mains Electricity
This presentation covers OCR Gateway Physics 9-1 P8.2.4 Mains Electricity
This PowerPoint is a whole lessons included with student activities and animated answers.
Domestic Electrical Supply being 230 V, AC at 50 Hz.
Direct potential difference and alternating potential difference.
Reasons for insulation on wires.
Potential Difference between different conductors.
Function of the earth conductor.
Double insulation and no earth wire.
Reasons the live wire is dangerous.
Reasons why live to earth is dangerous.
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GCSE Physics: The Solar System
This presentation covers OCR Gateway Physics 9-1 P8.3.2 Our Solar System
This PowerPoint is a whole lessons included with student activities and animated answers.
Structure of the solar system
Nuclear Fusion
Evolution of large stars
Evolution of Sun like stars
Gravitational force and force from nuclear fusion
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OCR Applied Science: 1.3 Ionic and Covalent Bonding
This PowerPoint presentation with worked examples and student activities covers:
Topic 1.3 of Science Fundementals of the OCR Applied Science Spec.
Elements react together to form compounds by i.e.
ionic bonding
covalent bonding
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OCR Applied Science: 6.2 Physico-chemical Properties of Materials
This PowerPoint presentation with worked examples and student activities covers:
Topic 6.2 of Module 1: Science Fundamentals of the OCR Applied Science Spec.
Structure of metals, giant covalent, and simple molecular structures.
Properties of metals, giant covalent, and simple molecular structures.
Forces and bonds of metals, giant covalent, and simple molecular structures.
Phase diagrams – interpreting and calculating changes.
Sublimation and phase diagrams.
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GCSE Chemistry: Electronic Structures
This PowerPoint presentation with worked examples and student questions covers:
• Electrons reside in energy levels (shells) around the nucleus
• The electronic configuration of elements up to 20 is 2,8,8,2
• Groups and periods of the periodic table
• Drawing electron configurations
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GCSE Chemistry: Carbon
This PowerPoint presentation with worked examples and student questions covers:
• State processes of the carbon cycle.
• Define the word allotrope.
• Explain why allotropes have different properties.
• Graphite, graphene, and fullerenes
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GCSE Chemistry: Formulae of Elements and Molecules
This PowerPoint presentation with worked examples and student questions covers:
• State the number of elements in a chemical formula.
• Determine the chemical formula from display formula.
• Dot and cross diagrams for bonded atoms
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GCSE Chemistry: Covalent Structures
This PowerPoint presentation with worked examples and student questions covers:
• Definition of giant covalent structures
• An empirical formula shows the simplest whole-number ratio of the atoms of each compound.
• Melting and boiling point of simple molecules
• Compare physical properties of simple molecules and giant covalent lattices.
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GCSE Chemistry: Formulae for Ionic Compounds
This PowerPoint presentation with worked examples and student questions covers:
• State the number of electrons in each energy level.
• Determine what type of ion an atom would form.
• Calculate the ionic charge an atom would form with use of the periodic table.
• Groups number, outer shell electrons, dot and cross diagrams
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GCSE Chemistry: Exothermic and Endothermic Reactions
This PowerPoint presentation with worked examples and student questions covers:
• Definition for exothermic and endothermic
• Examples of exothermic and endothermic reactions
• Practical procedure for NaOH(aq) + HCl(aq) → NaCl(aq) + H2O(l)
• Determining if experimental evidence show a exothermic or endothermic reaction
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GCSE Chemistry: The pH scale
This PowerPoint presentation with worked examples and student questions covers:
• pH 0 - 14 scale with household examples
• Definitions for acids, bases and alkali substances
• Universal indicator and pH probes
• Using equalities and inequalities
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GCSE Chemistry: Group 1 - Alkali Metals
This PowerPoint presentation with worked examples and student questions covers:
• Definition of Alkali Metals
• Properties of Alkali Metals
• Trends and anomalies in Group 1 (Density, Melting Point)
• Reactivity of Group 1 Alkali Metals
• Electron configuration of Group 1 Alkali Metals
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GCSE Chemistry: Halogen Displacement Reactions
This PowerPoint presentation with worked examples and student questions covers:
• Definition of halides displacement reactions
• Definition of displacement reactions
• Identifying displaced products
• Completing displacement reactions
• Explaining experimental evidence for displacement reactions.