Kindling, Extinguishing – Electricity on Shabbos

The מלאכה of מבעיר and מכבה were done in the משכן for the purpose of :

T or F

The מלאכה of מבעיר is mentioned explicitly in the Torah

All of the following  are prohibited מן התורה under מבעיר besides one . Which one ?

Extinguishing or diminishing an electric light or oven ( glowing metal ) is forbidden :

Which of these is forbidden מן התורה ?

Opening  a door or window ( or air conditioner vent ) that is directly  opposite a burning candle is  not allowed because it will certainly extinguish the candle . This is called ___________.

Conversely , opening a window or door (or air conditioner vent ) that is somewhat near a burning candle is not allowed because the wind will fan the flames larger .This is the מלאכה of ____________:

Allowed or not allowed :

Closing a door or window of a room with candles so that the wind should not extinguish the candles.

Allowed or not allowed :

Extending the time on a timer on Shabbos to make the device go off / or on a little later

Allowed or not allowed :

Shortening the time on  a timer to make the device turn on or off a little  earlier

Which of these is מדאורייתא to turn on or off:

Using the light of an oil lamp or candle for reading / Davening / bentching is not allowed because

In what situation is one  allowed  to sit by an oil lamp and read / daven  ?

Using a microphone on Shabbos is prohibited:

If a candle fell on a tablecloth and started a small fire , we may pour liquids around the fire –  indirectly  causing the liquid to extinguish the fire . In halachic terms , this  is called :

If a candle fell on a tablecloth and started a big fire that poses a danger  :

Putting on a fan , washing machine , lightbulb, cellphone …. besides transgressing the מלאכה of מבעיר is also a transgressing other things .

Which one of the following is it not a transgression of ?

One May extinguish a candle/ light  in all of these cases , besides one . Which one ?

Why is using an elevator to go up less strict than using it to go down ?

Regarding an elevator,   Chabad רבנים are if the opinion that :

If I forgot to disable the light/ fan in my fridge , I may ask a non-Jew to open it without restriction.

In what case is one allowed to walk through a door with an electric sensor?

Why is cracking open a glow stick not allowed on Shabbos ? There is no heat or electric involved ?