https://padlet.com/3799103/1i912b2kxslyuced en-us 2023-09-27 17:17:46 UTC 2023-09-27 17:56:16 UTC hello@padlet.com 3799103 https://padlet.com/3799103/1i912b2kxslyuced/wish/2723499703 It is described as chocolate chip cookie model of the atom, which had negatively-charged electrons embedded within a positively-charged "soup."]]> 2023-09-27 17:20:48 UTC https://padlet.com/3799103/1i912b2kxslyuced/wish/2723499703 3799103 https://padlet.com/3799103/1i912b2kxslyuced/wish/2723504521 2023-09-27 17:24:07 UTC https://padlet.com/3799103/1i912b2kxslyuced/wish/2723504521 3799103 https://padlet.com/3799103/1i912b2kxslyuced/wish/2723506611 Thomson discovered the electron by experimenting with a Crookes, or cathode ray, tube. He demonstrated that cathode rays were negatively charged.]]> 2023-09-27 17:25:32 UTC https://padlet.com/3799103/1i912b2kxslyuced/wish/2723506611 3799103 https://padlet.com/3799103/1i912b2kxslyuced/wish/2723507671 Thomson had concluded that the rays were negatively charged and moved around in the positive charge and that an atom can be divided into smaller particles.]]> 2023-09-27 17:26:16 UTC https://padlet.com/3799103/1i912b2kxslyuced/wish/2723507671 3799103 https://padlet.com/3799103/1i912b2kxslyuced/wish/2723521588 His theory is that atoms were made up of smaller components and his discovery was an electron.]]> 2023-09-27 17:35:50 UTC https://padlet.com/3799103/1i912b2kxslyuced/wish/2723521588