Yes they did. For travellers they offered a room in the monasteries .If you were sick it was often a monk who helped you.
Medieval lords didn't "do" anything - they collected taxes and goods from their peasants in order to do whatever they wanted. Theoretically, in return, they provided protection for the peasants and helped them out if they were starving and such, but not all lords were nice people.
What work did the peasants do in medieval times
The relationship between the knight and his peasants is the manorial system.
Never. That is what peasants were for.
If they had any coins at all (there was no paper money) medieval peasants would have the coins of the realm in which they lived. There were many different realms in medieval Europe.
they farmed land
Sleep!
yes
Medieval lords got their food from the peasants
The peasants.
cheese