amplitude - A measure of strength of a sound wave., decibel - A measure of how loud a sound is., ear - The organ of hearing and balance. It has an outer part, a middle part and an inner part., energy - The capacity to do work. It comes in different forms e.g. solar, nuclear, thermal, electrical, sound..., frequency - A measure of how many times per second a sound wave cycles., insulation - Materials that stops the travel of energy (including sound)., loudness - The magnitude of sound or how loud a sound is., pitch - How high or low a sound is., sound - A type of energy made by vibrations., sound waves - Invisible waves that travel through the air, water and solid objects as vibrations., source - Where something comes from., transmit - To pass from one place or person to another., vibration - Invisible waves that move quickly., volume - How loud or quiet a sound is.,

Sound vocabulary Year 4

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