What method did the ancient Greeks use to transmit signals across the land?, Mirrors, Runners, Drums, Large fires, Where were the signal towers specifically located, and why, In valleys, to hide them, On hills or high places, to make signals visible over long distances, Near rivers, for easy water supply, In forests, to avoid enemies, According to the text, what is still used for signaling in Central Africa today?, Fire, Mirrors, Drums, Runners, How does the sender simulate speech using a drum?, By using high and low tones to imitate local speech, By painting symbols on the drum, By shaking the drum randomly, By covering the drum with cloth, True or False: Almost anyone can easily understand the “drum talk” used in Central Africa., True, False — Only people familiar with the system can understand it, The “drum talk” is based on, The rhythm of the music, High and low tones that simulate local dialects, Secret codes known only to kings.

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