Mishna Shabbos Perek 4

In which of the following materials is it prohibited to insulate a pot of cooked food on Erev Shabbos, regardless of whether they are moist or dry?

• Straw

• Manure

• Clothing

• Pigeon feathers

Which material is allowed for insulating a pot of hot food on erev Shabbos only when it is dry?

• Salt

• Lime

• Grass

• Sand

According to Rabbi Yehuda, in which condition is it permitted to insulate a pot using flax combings?

• When it is fine

• When it is coarse

• When it is moist

• When it is dry

What is the procedure if one insulated food in shearing of wool and wishes to remove the pot on Shabbat according to chachomim?

• Move the shearing directly

• Lift the cover and let the shearing fall

• Remove the pot and the shearing

• Shake the basket to remove the shearing

What is the concern if the pot is placed in a basket filled with shearing of wool, according to Rabbi Elazar ben Azarya?

• The shearing will get dirty

• The wool might collapse

• The pot will cool down

• The basket will break

What is the ruling if a pot of cooked food was not covered on Erev Shabbos while it was still day?

• It can be covered after dark

• It cannot be covered after dark

• It can be covered with a cloth

• It can be covered with wool

Which of the following materials can be used to insulate a pot of hot food on Erev Shabbos?

• Salt

• wood-shavings

• Manure

• Lime

can one place cold water beneath a pillow or cushion on Shabbos?

• Yes

• No

• Only if its not covered

• only on Yom Tov

What is the ruling of the chachomim regarding replacing a pot in a basket filled with wool after removing it?

• It cannot be replaced

• It can be replaced

• It must be replaced immediately

• It should be replaced after shabbos

What did Rebbi Elazar and chachomim argue in?

• If one can return a pot to wool

• if one can take a pot from wool

• how one can take a pot from wool

• if one can put a pot in wool