Answer:
Marie and Pierre Curie and the discovery of polonium and radium. Marie had her first lessons in physics and chemistry from her father. In July 1895, they were married at the town hall at Sceaux, where Pierre's parents lived. It was also in this work that they used the term radioactivity for the first time.
Step-by-step explanation:
I couldn’t put anything else but this is three sentences but I do hope this helps.