Which of the following are NOT SAFE things to do, as we might get an electric shock? 1) Touching the switch of a geyser with dry hand.
2) Standing on a wooden stool to check a plug point.
3) Poking a metal rod into an electrical socket.
4) Touching the water in which an immersion heater is kept.

Poking a metal rod into an electrical socket.

Explanation:

It is because metal rod can conduct electricity easily. So while poking, the metal rod will conduct electricity and you will get an electrical shock.

hey your not cool]      

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.