https://padlet.com/alexanderbarr1/004 Makes you wonder en-us 2022-02-14 17:57:07 UTC 2022-03-26 18:52:26 UTC hello@padlet.com https://padlet.com/alexanderbarr1/004/wish/2114583719 I have a vague idea of what a positron is (i.e the opposite of an electron) but how is it different than a proton? Also do protons and neutrons have an opposite particle like that of a positron?]]> 2022-03-26 04:55:46 UTC https://padlet.com/alexanderbarr1/004/wish/2114583719 https://padlet.com/alexanderbarr1/004/wish/2114584198 I know dark energy is a force that expands the universe but do you have any additional information?]]> 2022-03-26 04:57:16 UTC https://padlet.com/alexanderbarr1/004/wish/2114584198