Safety from lightning - class-VIII
Learn essential safety measures to protect yourself from lightning and thunderstorms, including where to seek shelter, what to avoid, and how lightning conductors work to protect buildings.
Questions
Why is a car or a bus safe place during lightening?
- Because it does not rain inside the bus.
- Because lightening cannot travel through the glass.
- Because a car or a bus is insulated from the Earth.
- None of the above.
During lightning it is safer to_______?
- Take shelter under short trees
- Take shelter under tall trees
- Carry umbrella open
- Stand in open fileds
When you are in open field or open area and do not have any safe places to hide during thunderstorm what should be done?
- Make yourself smallest target.
- Squat low on the ground.
- Place your hands on your knees with head between the hands.
- All of the above.
Which of the following will not cause any harm to us during thunderstorm?
- Using phones with cord.
- Switching off electric light.
- Plugging in electrical appliances.
- All will cause harm.
Which of the following is permissible during a thunderstorm?
- Using a telephone having cord
- Using a mobile phone
- Taking a bath under running water
- Standing under a tree
What should be the length of the metal rod used as lightning conductor?
- Shorter than the walls of the building.
- Same length or equals.
- Taller than the walls of the building.
- Nothing specific, can be of any length.
The device that is used to protect buildings from the effects of lightning is:
- transformer
- transducer
- electrode
- lightning conductor
Other than lightning conductor, what are the objects which indirectly protect building from lightning / thunderstorm?
- Metal column used during construction.
- Electrical wires in the building.
- Water piper in the building.
- All of the above.
- metallic rod, only positive
- plastic rod, only negative
- metallic rod, electric
- plastic rod, electric
Why it is not recommended to touch water metal-pipe lines, electric wires during thunderstorm?
- They are good conductors thus may carry charges.
- They are insulators and never carry charges.
- They may store charges.
- This is a myth.
- Thunder
- Rain
- Clouds
- All of the above
When you are in forest during lightning which is safe place?
- Open field
- Under tall trees
- Under short trees
- None of the above
If you are travelling by car during thunderstorm which place is safe?
- Under a tree
- Near street light
- Elevated places
- None of the above
How lightning conductor is installed during construction of building?
- By keeping one end of rod open to air and another end of the rod buried deep in the ground.
- By keeping one end of rod closed and other end is buried deep in the ground.
- By keeping one end of rod open to air and other end is just touching the ground.
- None of the above
Why shouldn't one stand under a tree or a tall building during a thunderstorm?
- Lightning can strike trees and buildings,
- Trees and buildings may fall causing damage,
- Trees and buildings do not offer enough escape ground,
- None of the above,
How can we be safe when there is occurrence of lightning?
- Taking shelter under building or house
- When travelling through car or bus, making sure windows and doors are shut
- If in forest, taking shelter under short trees
- All of the above
The children should_______.
Choose the correct answer.
- Run to their houses
- Stand under a tree
- Just stand at their places
- Squat down
Which of the following is safest way to protect yourself from lightning?
- Run to an open field
- Open an umbrella for cover
- Take shelter under a tree
- Squat low on ground