The chalice holds the Sacred Blood, under the species of Wine, the Paten holds the Host (Body of our Lord under the species of bread). A ciborium is used to hold a lot of Hosts, and a Monstrance is used to view the Host for Worship and Benediction
Tha main altar cloth is not stripped except onGood Friday, to commemorate Jesus death. On other days ,the altar vessels and corporal ( small cloth used to catch any consecrated bread flakes) are always removed after Mass to purify vessels and take care of corporal if needed. Tha altar is consecrated and should be bare except when priest is celebrating the Eucharist. The book of gospels can be on the altar before that, since it is the Word of God.
in the tabernacle behind the altar.
The altar is the table of the Lord where we celebrate the Eucharist.
Normally, the procession up to the altar at the beginning of the Liturgy of the Eucharist is to bring the gifts to be used for the sacrifice, in other words, the bread and the wine, as you mention in your question. However, if there is a collection at that Mass, then the collection would also be brought to the altar as it represents the gifts of the people as well.
That is called a paten
"The Host" or "The Holy Eucharist"
Holy Communion/Mass/Eucharist
It is the table at the front of the church, usually made of wood or marble. It is where the Eucharist is celebrated.
A priest is supposed to celebrate the Eucharist in a consecrated Church on a consecrated altar. To celebrate Mass anywhere else, he needs special permission from his Bishop for each time.
The altar represents the eating place of the last supper. Mass is said at the altar and the Holy Eucharist (Christ's body and blood) is consecrated there from wine and bread just as Jesus did at the last supper. He said to his apostles: "Do this in memory of me." and so it is done.
Roman Catholic AnswerAn altar, a linen altar cloth, a corporal, a gold paten, a ciborium, wheat hosts, water, grape wine, gold chalice, a Sacramentary or Missal, candles, a Crucifix, a lavabo, vestments, a priest or bishop, the faithful.
the altar is used for prayer and sacrifice