https://padlet.com/508413/ed7jnpeo43t8 en-us 2019-01-08 19:20:19 UTC 2020-09-12 15:08:08 UTC hello@padlet.com 510881 https://padlet.com/508413/ed7jnpeo43t8/wish/318517163 J.J Thomson was the first to adapt Democritus theory into the first modern atom.]]> 2019-01-08 19:25:21 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318517163 50863 https://padlet.com/508413/ed7jnpeo43t8/wish/318517903 An atom is made up of particles called protons, electrons, and neutrons.]]> 2019-01-08 19:26:31 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318517903 510881 https://padlet.com/508413/ed7jnpeo43t8/wish/318521279 Atoms are the basic building blocks of ordinary matter. Atoms can form together to form molecules. Atoms are made up of protons,electrons, and neutrons.]]> 2019-01-08 19:31:40 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318521279 50863 https://padlet.com/508413/ed7jnpeo43t8/wish/318521516 John Dalton was known for introducing the atomic theory into chemistry. ]]> 2019-01-08 19:32:02 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318521516 507695 https://padlet.com/508413/ed7jnpeo43t8/wish/318521685 Ernest Rutherford was not convinced about the model of the atom proposed by Thomson. He thus set up his now famous Gold Foil Experiment.]]> 2019-01-08 19:32:16 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318521685 508413 https://padlet.com/508413/ed7jnpeo43t8/wish/318521979 An atom is a unit of a chemical element. ]]> 2019-01-08 19:32:47 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318521979 507695 https://padlet.com/508413/ed7jnpeo43t8/wish/318523133 1910´s ]]> 2019-01-08 19:34:30 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318523133 510881 https://padlet.com/508413/ed7jnpeo43t8/wish/318524257 John Dalton in 1803 propose a modern theory of the atom based on the assumptions. Matter is made up of atoms that are indivisible and indestructible.]]> 2019-01-08 19:36:26 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318524257 507695 https://padlet.com/508413/ed7jnpeo43t8/wish/318524576 in a laboratory in britain ]]> 2019-01-08 19:37:01 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318524576 508413 https://padlet.com/508413/ed7jnpeo43t8/wish/318525093 Niels bohr a physics he was able to perfect Rutherford’s model. 

]]> 2019-01-08 19:37:51 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318525093 50863 https://padlet.com/508413/ed7jnpeo43t8/wish/318525277 J.J. Thomson discovered the atom in 1897. ]]> 2019-01-08 19:38:10 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318525277 507695 https://padlet.com/508413/ed7jnpeo43t8/wish/318525299 its important to know about the atom because everything is made up of atoms ]]> 2019-01-08 19:38:12 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318525299 510881 https://padlet.com/508413/ed7jnpeo43t8/wish/318525760 The atom was discovered by an English scientist in England.]]> 2019-01-08 19:38:52 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318525760 510881 https://padlet.com/508413/ed7jnpeo43t8/wish/318530329 Atoms are  important because, they help us visualize the interior of atoms and molecules, and thereby predicting properties of matter.]]> 2019-01-08 19:46:07 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318530329 508413 https://padlet.com/508413/ed7jnpeo43t8/wish/318530583 1983]]> 2019-01-08 19:46:36 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318530583 508413 https://padlet.com/508413/ed7jnpeo43t8/wish/318531983 it was discovered in britain

]]> 2019-01-08 19:48:56 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318531983 50863 https://padlet.com/508413/ed7jnpeo43t8/wish/318532815 The atom was discovered in England. ]]> 2019-01-08 19:50:12 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318532815 508413 https://padlet.com/508413/ed7jnpeo43t8/wish/318532880 It is important for us to know about atom because it involves with drinking, cleaning, cooking, transportation]]> 2019-01-08 19:50:18 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318532880 50863 https://padlet.com/508413/ed7jnpeo43t8/wish/318534335 It is important for us to know about the atom because it can help us know how different chemicals react to atoms. ]]> 2019-01-08 19:52:42 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/318534335 https://padlet.com/508413/ed7jnpeo43t8/wish/741018151 2020-09-12 15:07:58 UTC https://padlet.com/508413/ed7jnpeo43t8/wish/741018151