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Physics
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GCSE Physics: Efficiency
This presentation covers OCR Gateway Physics 9-1 P7.2.5 Efficiency.
All presentations come with student activities and worked solutions.
Efficiency Ratings
Improving efficiency with insulation and lubrication
Maximum efficiency
Efficiency equation
Sankey diagrams
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GCSE Physics: Reaction Time and Thinking Distance
This presentation covers OCR Gateway Physics 9-1 P8.1.2 Reaction Time and Thinking Distance. All presentations come with student activities and worked solutions.
Reaction time definition
Factors that increase reaction time
Simple reaction time experiment
Thinking distance
Rearranging equations
Speed equation
(Final velocity)2 – (Initial velocity)2 = 2 x Acceleration x Distance
v2 – u2 = 2 a s
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OCR AS Physics: LDR
OCR AS Physics: LDR is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework.
Materials and uses of LDRs
Creating an experiment to understand LDRs
LDRs relationship with light intensity
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GCSE Physics: Forces and Fleming's Left Hand Rule
This presentation covers OCR Gateway Physics 9-1 P4.2.1 Forces, Current and Fleming’s Left Hand Rule.
This presentation includes:
Interacting Magnetic Field Lines
Increasing Magnitude of the force on a current carrying conductor
Applying Fleming’s Left Hand Rule
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GCSE Physics: Newton's Second Law
This presentation covers OCR Gateway Physics 9-1 P2.2.4
Newton’s Second Law in Mathematical Form
Proportionalities
Rearranging Equations
Student’s problems with answers
Exam style questions with solutions
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GCSE Physics: Every Day Forces
This presentation covers OCR Gateway Physics 9-1 P2.2.5
Presentation comes with worked examples, student questions and answers.
Newton’s first Law
Terminal velocity
Free body diagrams
Plotting data
Determining acceleration for a velocity-time graph
Determining distance traveled for a velocity-time graph
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GCSE Physics: Work Done and Power
This presentation covers OCR Gateway Physics 9-1 P2.2.7
Work done equation
Rearranging work done equation
Questions and answers for work done
Power equation and definition
Rearranging power equation
Different units for work done: J, N m, kg m^2/s^2
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GCSE Physics: Stretching Springs
These two lesson presentations covers the OCR Gateway Physics 9-1 P2.3.1 material.
• Number of forces needed to deform an object
• Elastic and Plastic definitions
• Hooke’s Law
• Rearranging equations
• Determining the gradient
• Determining the spring constant
• Experimental procedure
• Exam style questions with solutions
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OCR AS Physics: The Photon Model
OCR AS Physics A: The Photon Model is a part of the Module 4: Electrons, Waves, and Photons.
Full lesson PowerPoint with worked examples and homework with complete worked answers.
Energy of a single photon
Converting from electron-volts to Joules.
Frequency of the electromagnetic spectrum
Determining Plank’s constant with LEDs
Threshold potential difference difference
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OCR AS level Physics: More Vectors
OCR AS level Physics: More Vectors is a part of the Module 2: Foundations of Physics
Presentation come with worked examples, solutions and homeworks.
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OCR AS level Physics: Scalars and Vectors
OCR AS level Physics: Scalar and Vector Quantities is a part of the Module 2: Foundations of Physics
Full lesson PowerPoint with worked examples and homework with complete worked answers.
Definition of scalars and vectors
Adding quantities with the same units
Determining if a quantity is a vector or scalar from an equation
Comparing displacement and distance
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OCR AS level Physics: Springs and Hooke's Law
OCR AS level Physics: Springs and Hooke’s Law is a part of the Module 3: Materials.
Presentation come with worked examples, solutions and homeworks.
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OCR AS level Physics: The Photoelectric Effect
OCR AS level Physics: The Photoelectric Effect is a part of the Module 4: Electrons, Waves, and Photons.
Full lesson PowerPoint with worked examples and homework with complete worked answers.
Threshold frequency
Producing photoelectrons
Kinetic energy of photoelectrons
Linking frequency and wavelength
The electromagnetic spectrum, frequency and energy.
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OCR AS Physics: Diodes
OCR AS Physics A: Diodes is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework.
Polarity of diodes
Conventional current and diodes
Plotting I-V curves for diodes
Describing I-V curves for diodes
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OCR AS Physics: Combining Resistors
OCR AS Physics A: Combining Resistors is a part of the Module 4: Electrons, Waves, and Photons. PowerPoint with worked examples and homework.
Rules for adding resistors in series and parallel
Applying adding resistors in series and parallel
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GCSE Physics: Light and Colour
This presentation covers OCR Gateway Physics 9-1 P5.3.3 Light and Colour
Includes student activities and full worked answers.
Names of colours for the visible spectrum
Coloured filters
Coloured objects acting as a coloured filters
White light and refracting prism
Refraction and wavelength
Specular reflection
Diffuse scattering
Scattering - Why the sky is blue and milk is white.
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GCSE Physics: Electrical Power and Work Done
This presentation covers OCR Gateway Physics 9-1 P7.2.1 Electrical Power and Work Done. All presentations come with student activities and worked solutions.
Definition of power
Converting between W and kW
Converting between seconds, minutes, and hours
Calculating work done in kWh and J
Converting between kWh and J
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GCSE Physics: EM waves - Uses and Dangers
This presentation cover the OCR Gateway Physics 9-1 P5.2.2 Uses and Dangers of EM radiation. PowerPoint includes student activities with full worked answers.
Recall that light is an electromagnetic wave
Give examples of some practical uses of electromagnetic waves in the radio, micro-wave, infra-red, visible, ultraviolet, X-ray and gamma-ray regions
Describe how ultra-violet waves, X-rays and gamma rays can have hazardous effects, notably on human bodily tissues.
Explain that electromagnetic waves transfer energy from source to absorber to include examples from a range of electromagnetic waves
Precautions for ultra-violet waves, X-rays and gamma rays
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GCSE Physics: Electrostatics
This presentation covers OCR Gateway Physics 9-1 P3.1.1 Electrostatics
Subatomic particles and electric charge
Transfer of electric charge
Attraction and repulsion from electric charge
Electric field lines
Interaction of electric field lines
Van der Graff generator
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GCSE Physics: Resistance and Ohm's Law
This presentations covers the OCR Gateway Physics 9-1 P3.2.3 Resistance
Combining resistors in series
Combining resistors in parallel
Modeling resistance, current, and potential difference with a rope.
The relationship between potential difference and current
The relationship between resistance and current
Ohm’s law
Rearranging equations
Worked examples and student questions
Explaining how increasing current increases resistance in a metal conductor and filament lamp.