CaglaSahin — 2024-01-08 14:51:30 UTC

Fill in the blankes.

CaglaSahin — 2024-01-08 14:55:21 UTC

Words: telephone, radio, cell phone, smoke signals, telegraph, Google, messenger birds, printing machine, television, internet, DVD .

Chinese soldiers used ……….…. …………… to warn their commanders in 1800 BC.

Abbasids started to use ………..…. ……….... to have information from distant places in 1150.

Johannes Gutenberg invented ……… ……… in 1454.

Samuel Morse invented ……. in 1794.

Alexander Graham Bell invented …………. in 1876.

Guglielmo Marconi invented the first ………..….

John Logie Baird invented the …………... in 1927.

Martin Cooper invented the first ……………. İn 1973.

CaglaSahin — 2024-01-08 14:56:28 UTC

’What if the phones had not been invented, how would we communicate?

CaglaSahin — 2024-01-08 14:57:53 UTC

CaglaSahin — 2024-01-08 14:58:08 UTC