Compare frequency of vibration with range of human hearing using a signal generator and a loudspeaker. Executive function Critical thinking 26 Section 3: Waves Students will be assessed on their Activity: Edexcel International GCSE Adaptability Problem solving ability to: Physics: Pages 121–124, 125 and Light and sound Complete examples d) Analysis 126 comparing different Reasoning wave forms (loudest, 3.26P understand how an Executive function quietest, highest pitch, etc.). oscilloscope and microphone can Questions in Edexcel International be used to display a wave GCSE Physics Revision Guide: Pages 45 to 48 and Pages 97 to Demonstrations: 99 3.27P practical: investigate the Display signal generator frequency of a sound wave using traces on a CRO. Have a an oscilloscope loudspeaker attached to link frequency with time period and loudness with amplitude 3.28P understand how the of a Video clip: of waves. sound relates to the frequency of (a) Use musical instruments to vibration of the source demonstrate the loudness, quality and of the sound 3.29P understand how the produced. loudness of a relates to the Measure the speed of sound amplitude of vibration of the in air indoors using a CRO. source. Consolidation and assessment Revision exercises Edexcel International GCSE Section 3: Waves 27 Physics Student Book end of End of section test chapter checklists Edexcel International GCSE Physics Revision Guide
Compare frequency of vibration with range of human hearing using a signal generator and a loudspeaker. 26 Section 3: Waves d) Light and sound Students will be assessed on their ability to: 3.26P understand how an oscilloscope and microphone can be used to display a wave 3.27P practical: investigate the frequency of a sound wave using an oscilloscope 3.28P understand how the of a sound relates to the frequency of vibration of the source 3.29P understand how the loudness of a relates to the amplitude of vibration of the source. Activity: Complete examples comparing different wave forms (loudest, quietest, highest pitch, etc.). Demonstrations: Display signal generator traces on a CRO. Have a loudspeaker attached to link frequency with time period and loudness with amplitude of waves. Use musical instruments to demonstrate the loudness, quality and of the sound produced. Measure the speed of sound in air indoors using a CRO. Edexcel International GCSE Physics: Pages 121–124, 125 and 126 Questions in Edexcel International GCSE Physics Revision Guide: Pages 45 to 48 and Pages 97 to 99 Video clip: (a) Executive function Adaptability Critical thinking Problem solving Analysis Reasoning Executive function 27 Section 3: Waves Consolidation and assessment Revision exercises End of section test Edexcel International GCSE Physics Student Book end of chapter checklists Edexcel International GCSE Physics Revision Guide
IGCSE-physics-scheme-of-work.docx