What is the principle of ball lightning?

Thunderstorm weather

When,

Charged cloud

Near the ground, there are some protruding objects on the ground

induced charges

A discharge is formed between them, and a rolling thunder is formed. Rolling mines are easy to cause electric shock damage to people and objects on the ground.

Global illumination

It is still a strange natural phenomenon that people can't explain. Many witnesses believe that the movement of ball lightning is like

Seems very clever

It knows.

Where are you going? If it enters a room, it usually goes through the door or window and then reaches the corridor.

. Of course, this is just people's imagination.

According to many eyewitness materials, we can probably outline the basic outline of spherical lightning. This luminous sphere is between the size of a golf ball and a football ball. Its colors are white, green, yellow, orange, red and purple, and its brightness can be equivalent to a 100 watt light bulb. Generally, the duration of spherical lightning is about 5 ~ 10 second, and it will be very comfortable in the near-earth air with the fluctuation of airflow.

Piaofei

, sometimes

A headwind

You can wear doors and windows, enter the room, and even go through the stove.

chimney

. Sometimes.

hover

Sometimes it disappears silently, and sometimes it disappears with a loud explosion when it hits an obstacle. Global illumination

operating speed

Slow, sometimes running at the same speed as people, and rarely making a slight noise.

piping

Cleisthenes or hiss.

One of the characteristics of * * * is that ball lightning basically occurs in

Thunderstorm weather

Medium.