Paper 2 Physics knowledge questions
Forces in Action
- What is distance
- What is displacement?
- What is a vector?
- What is a scalar?
- Give examples of vectors and scalars?
- What is magnitude?
- What is Newton’s third law?
- Give two examples of contact and non-contact forces
- What is the unit for force?
- Give an example of friction occurring
- What is Newton’ first law?
- What is a resultant force?
- When are forces unbalanced?
- When is the resultant force 0?
- Draw a free body fore diagram of a car accelerating. HIGHER ONLY
- What is the centre of mass?
- How do you find the centre of mass in a symmetrical object?
- How do you find the centre of mass in an asymmetrical object?
- What is a parallelogram of forces? HIGHER ONLY
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Motion
- What is the equation that link Speed, Distance and Time? Include units
- What is a gradient?
- What does the gradient of a distance-time graph represent?
- What is velocity?
- What is acceleration?
- What is deceleration?
- What is the equation for acceleration? Include units
- What does the gradient of a velocity time graph represent?
- What does a horizontal line on a velocity time graph represent?
- What does a positive gradient represent on a velocity time graph?
- What does the area under the line of a velocity time graph represent? HIGHER ONLY
- How can a tangent be used to calculate speed on a distance time graph? HIGHER ONLY
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Force and Motion
- What is the equation for resultant force?
- What is Newton’s second law of motion?
- What is inertia? HIGHER ONLY
- What is weight?
- What is mass?
- What is the equation for weight? Include units
- What is terminal velocity?
- What is the resultant force of an object when moving at terminal velocity?
- What forces are involved in a moving car?
- What does stopping distance depend on?
- What factors can affect breaking distance and thinking distance?
- What is the equation for deceleration? HIGHER ONLY
- What is momentum? HIGHER ONLY
- What is the equation for momentum? HIGHER ONLY
- What is the law of conservation of momentum? HIGHER ONLY
- How do you calculate the extension of a spring?
- What is Hooke’s law? State the equation
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Wave Properties
- How do longitudinal waves transfer energy?
- How do transverse waves transfer energy?
- Give an example of a mechanical and electromagnetic wave?
- What is amplitude and wavelength?
- What is frequency?
- What is the equation to find period of a wave? Include units
- What is the equation for wave speed?
- What is reflection? HIGHER ONLY
- What is refraction? HIGHER ONLY
- How do sound waves travel?
- What does sound need in order to travel?
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Electromagnetic Waves
- List the types of radiation in the electromagnetic spectrum
- How does frequency and wavelength change along the spectrum?
- What does white light contain?
- What is infrared used for?
- What are radio waves used for?
- What are carrier waves? HIGHER ONLY
- What are optical fibres?
- What are the dangers of UV light?
- What are X-Rays used for?
- What are gamma rays used for?
- Why are X-Rays and gamma rays dangerous?
- How are x-rays and gamma rays produced?
- How do x rays for therapy differ to those for imaging? HIGHER ONLY
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Electromagnetism
- What is a magnetic field?
- Name two magnetic materials?
- How do you make a permanent magnet?
- What is induced magnetism?
- Do magnetic fields travel from north to south or vice versa?
- What is the magnetic field like around a wire?
- What is the magnetic field lines like in a solenoid?
- What happens to the magnetic field as we increase the current?
- What is an electromagnetic?
- What is the motor effect? HIGHER ONLY
- What is an electric motor? HIGHER ONLY
- What is the equation that links force, magnetic flux density, current and length? Include units- HIGHER ONLY
- What is magnetic flux density?- HIGHER ONLY
- What is Fleming’s left hand rule?
- How do we increase the force of the motor effect?
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