GEOLOGY

EARTH SCIENCE

NATURAL HAZARDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A ____ protects buildings and other structures from lightning strikes.
A
levee
B
lightning rod
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Lightning rods (and the accompanying protection system) are designed to protect a house or building from a direct lightning strike and, in particular, a lightning-initiated fire.

Detailed explanation-2: -A lightning conductor is a device used to protect buildings from the effect of lightning. A metal rod taller than the building is installed in the walls of the building during its construction. One end of the rod is kept out in the air and the other is buried deep in the ground.

Detailed explanation-3: -A lightning rod, simply, is a rod attached to the top of a building, connected to the ground through a wire. The electric charge from lightning strikes the rod and the charge is conducted harmlessly into the ground. This protects houses from burning down and people from electrocution.

Detailed explanation-4: -Lightning conductor does not allow the charge to accumulate on a building. It transfers all the charges to the earth, protecting the building from being struck by lightning.

Detailed explanation-5: -The conductor which is fixed on the top of the building to protect the buildings from the damage by lightning. The conductor consists of several sharp metal spikes connected to a thick copper strip. The other end of the copper strip is fixed to a metal plate buried inside the ground. The process is called earthing.

There is 1 question to complete.