Work In Class. by -Lᴏᴀɪᴢᴀ Cᴀsᴛʀᴏ Rᴏɴɪᴛʜ Eʟɪᴢᴀʙᴇᴛʜ https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood Discoveries from Ancient Cultures. en-us 2021-11-16 13:22:27 UTC 2024-05-04 04:20:08 UTC hello@padlet.com Discoveries from Ancient Cultures ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1894078498 2021-11-16 13:23:00 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1894078498 Concrete ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1894103461 Romans created a really hard material by mixing rocks and volcanic ash.]]> 2021-11-16 13:32:15 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1894103461 Earthquake detector ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1894117679 It was made of bronze an was very accurate in detecting earth movements.]]> 2021-11-16 13:37:32 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1894117679 Paper ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1894129850 Egyptians made the first paper from the fiber of the papyrus plant and also invented a special pen to write on it.]]> 2021-11-16 13:41:15 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1894129850 Telescope ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896775415 The Assyrians created a special lens that could have been the first telescope.]]> 2021-11-17 13:01:24 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896775415 The number zero ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896781328 Both the Mayans and the Babylonials had the idea of zero. The Mayans used it to make their calendars. A Hindu astronomer introduced the concept of zero as an independient number.]]> 2021-11-17 13:04:16 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896781328 ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896801645 2021-11-17 13:13:06 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896801645 ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896804020 2021-11-17 13:14:09 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896804020 ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896805441 2021-11-17 13:14:45 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896805441 ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896807259 2021-11-17 13:15:31 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896807259 ronithelizabeth42006 https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896809005 2021-11-17 13:16:15 UTC https://padlet.com/ronithelizabeth42006/g0c965josjoe9ood/wish/1896809005