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AQA Combined Science -Physics Paper 2 Waves - Key Knowledge - - Statistics
General Stats
- This quiz has been taken 1 time
- The average score is 2 of 46
Answer Stats
| Hint | Answer | % Correct |
|---|---|---|
| Ultraviolet | 100%
| |
| Visible Light | 100%
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| What is meant by a frequency of 200Hz? | 200 waves that certain point each second | 0%
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| What is the frequency range of a humans Hearing? | 20Hz-20kHz | 0%
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| What type of spectrum do electromagnetic waves form? | A continuous spectrum | 0%
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| In which direction from the normal do waves refract whenEntering a denser medium? | Bend towards the normal, the angle of refraction is lessThan the angle of incidence. | 0%
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| What types of seismic waves are produced? | Both, P&S waves | 0%
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| What are some health effects ultraviolet waves can cause? | Can cause skin to age prematurely. Increase the riskOf developing skin cancer. | 0%
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| Cooking food | 0%
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| Cooking Food | 0%
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| Define 'Wavelength' | Distance from a point on a wave to the same position on the adjacent Wave. (Extra Info) - Not needed in the answer often peak to peak or trough To trough. | 0%
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| What natural event causes seismic waves to beProduced? | Earthquakes | 0%
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| What technique is used to detect objects in deep Water and measure water depth? | Echo Sounding, high frequency sound waves are emitted, Reflected and deflected. Time difference between emission And detection along with wave speed are used to calculate distances. | 0%
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| Name three practical uses for infrared radiation. | Electrical Heaters | 0%
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| How do the speeds of EM radiation differ in a vacuum And in the air? | Electromagnetic waves all travel at the same speed in aVacuum and in the air. | 0%
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| Two examples of a transverse wave | Electromagnetic Waves, Seismic S-Waves, Light Waves | 0%
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| What does a wave transfer? | Energy | 0%
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| Gamma Rays | 0%
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| What units are used to determine Frequency? | Hertz, Hz | 0%
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| Infrared | 0%
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| Infrared Cameras | 0%
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| Name examples of health effects caused by gamma and x Rays. | Ionising radiation so can cause mutation in genesIncreased risk of developing various cancers | 0%
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| Give examples of uses for ultrasound waves. | Medical, Industrial Imageing | 0%
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| Microwaves | 0%
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| What is a longitudinal wave? | Oscillations are parallel to the direction of energy transfer | 0%
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| What is a transverse wave? | Oscillations are perpendicular to the direction of energy transfer | 0%
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| How do waves pass through a solid? (Higher) | Particles in the solid vibrate and transfer kinetic energy through the Material. | 0%
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| Name a difference between P-waves and S-waves Linking to what they are able to travel through. | P-waves travel through both solids and liquids whereas S-Waves can only travel through solids. | 0%
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| Radio Transmission | 0%
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| Name the types of electromagnetic radiation. | Radio Waves | 0%
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| What type of waves can be produced by oscillations in An electrical circuit? | Radio Waves | 0%
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| What are the two key parts of a Longitudinal wave called? | Rarefactions, Compressions | 0%
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| What word would be used to describe the Process of a wave bouncing off a surface? | Reflection | 0%
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| Name two practical uses for microwave radiation. | Satellite Communications | 0%
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| Two examples of a longitudinal wave | Sound waves, Seismic P-Waves | 0%
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| Name two practical uses for radio waves | Television Transmission | 0%
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| What is a waves amplituide? | The largest displacement of a point from its original or normal position | 0%
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| Define the frequency of a wave | The number of waves that pass a given point each second | 0%
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| Define 'Wave Speed' | The speed at which the wave moves or at which energy is transferred Through a medium. | 0%
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| Where do gamma rays originate from? | They originate from changes in the nuclei of atoms | 0%
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| What are two types of waves? | Transverse, Longitudinal | 0%
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| What property of waves in different mediums cause Refraction? | Velocity, wave speed is slower in denser materials Causing refraction | 0%
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| What is the equation to calculate wave Speed? | Wave Speed = Frequency x Wavelength | 0%
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| Define 'Ultrasound Waves' (Higher) | Waves which a frequency higher than a humans hearing. | 0%
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| How can radio waves create an alternating current in a Circuit? | When the radio waves are absorbed they induce Oscillations in a circuit with the same frequency as The waves themselves. | 0%
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| X-Rays | 0%
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