검색어: wefr (웨일스어 - 영어)

dywedai wrthyf bob amser mai un o'r profiadau a barodd fwyaf o wefr iddo erioed oedd gweld ysgolion cyfrwng cymraeg yn agor yn hen siroedd morgannwg a gwent
he would always tell me that one of the greatest thrills he had experienced was seeing welsh-medium schools opening in the former counties of glamorgan and gwent

caf wefr o hyd o weld llwynog heddiw ond dim ond yng nghefn gwlad , lle y mae'n lladdwr hardd , cyfrwys a didostur
it is still a thrill for me to see a fox today but only in the countryside , where it is a beautiful , cunning and ruthless killer

fel bachgen ifanc , cofiaf arogl y clorin , lliw gwyrddlas y dŵr , adlais y lleisiau cynhyrfus , y wefr wrth blymio i ddwr oer a blas y clorin ar ôl hynny
as a young boy , i remember the smell of chlorine , the aquamarine colour of the water , the echo of the excited voices , the thrill of diving into cold water and the taste of chlorine afterwards

mae'r sodiwm wedi colli electron, felly nid oes ganddo nifer gyfartal o electronau a phrotonau mwyach. oherwydd bod ganddo un yn fwy o brotonau nag electronau, mae ganddo wefr o 1. os mae electronau yn cael eu colli o atom, ïonau positif yn cael eu ffurfio.
the sodium has lost an electron, so it no longer has equal numbers of electrons and protons. because it has one more proton than electron, it has a charge of 1 . if electrons are lost from an atom, positive ions are formed.