Threshing, Grinding, Tanning (hide), Kneading

All of these are permitted besides one . Which one is prohibited ?

Baby wipes May not be used if they are on  the level of wetness that הלכה calls :

The suggested way to use wipes acc to הלכה is , to spray the area with water and soap and then use the wipe . Why is that ok to do ?

When may one  thaw frozen water in the sun or near heat ( that is not יד סולדת בו) on Shabbos?

True or False :

The reason why one may use a  clean towel that is designated  to wipe dishes or spills of water  (and it wouldn’t be considered ‘cleaning the

towel ‘) is because : he  won’t be particular if it gets dirty and will not be prompted to wash or squeeze  it on Shabbos

Which one  of these is not פסיק רישא / inevitable under the מלאכה of דש?

Why do  the חכמים permit walking on snow on Shabbos  – even with wet shoes ?

Allowed or not allowed:

Making ice cubes or ices to be used on Shabbos

(according to the Alter Rebbe )

Expressing milk into a utensil on Shabbos is prohibited :

Which of these is not a correct statement :

Which of these is not  prohibited under the מלאכה of טוחן:

All of these are not subject to טוחן , besides one . Which one ?

True or False :

Any food that is not  subject to טוחן , may be ground or mashed with a utensil designed for grinding

True or False :

All items and foods – even those subject to טוחן – may be mashed or ground with the back of a knife or with a spoon – a שינוי

The  צמח צדק’ s view on cutting salad vegetables very thin and small , is :

Because of the Halacha of אין טחינה אחר טחינה, we are permitted to do all of the following things  besides one  .Which one?

True or False :

Items commonly crumbled by hand can’t be crumbled by hand  on Shabbos ( like a block of sugar )

The מלאכה of מעבד is :

Which of these is prohibited מדרבנן under the מלאכה of מעבד :

When salting  (certain )vegetables   in a salad – for example , how should it done?

Which of these is not permissible to salt on Shabbos :

The מלאכה of לש entails :

Which of these is not  permitted to be mixed on Shabbos :

Mixing a thick mixture / בלילה עבה is prohibited מן התורה . An example of a בלילה עבה is :

Mixing a thin, liquidy  mixture / בלילה רכה is prohibited מדרבנן . An example of of a בלילה רכה is :

It’s permitted to mix a thin mixture on two conditions/ 2 changes.  Which one of these is not a condition:

When changing the  normal order   of ingredients when  mixing a thin mixture ( where the solid is put in first ) one must take care to put the liquids in all at once  afterwards

Why ?

A thick mixture cannot be mixed on Shabbos. The only case where  a thick mixture is permitted to be  mixed on Shabbos  is with certain conditions . Which of these is not a condition:

All of these are permitted mixtures besides one . Which one ?

When putting ice cubes into an ice bucket on the table , the water that melts out of it is מוקצה .

How do we solve that issue so the water shouldn’t be מוקצה?

Allowed or not allowed:

Placing a bag of frozen vegetables in a bowl of water to thaw it