COMMUNICATION - To send or receive a message., SOUND - Noise caused by an object vibrating., LIGHT - Allows us to see objects in the dark., MESSAGE - Information that is sent or given to someone., DISTANCE - How far away something is., MORSE CODE - A special code used to communicate letters and numbers using light or sound.,

Communication Over Distances

द्वारा

लीडरबोर्ड

दृश्य शैली

विकल्प

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