James Smith

f0adbed56855cbe4743db53c7977e3e7?s=96&d=mm&r=g
230 POSTS0 COMMENTS
I used to look up at the sky when I was a child and wonder what's in those stars. Growing up, when I had the opportunity to contact the source of human knowledge, I had more knowledge about the universe, the natural world, and created laws. Being the founder of Wikiwap is where I can share my understanding of the world around me in a simple way that readers can access knowledge like a child. You and I are parts of the world; life will always be beautiful.

What is color television?

The human eye sees an object and can see its colors because the light it emits, or light from its surface, bounces off, enters...

What is an audio CD?

Edison's phonograph underwent constant innovation to become a popular electric phonograph. It is made up of the motor, the turntable, the receiver, and the...

What is the principle of the fire detector?

Fire harms human lives and property, damages the ecological environment. Fire prevention is a matter of concern to all humans. If it is possible...

What is the principle of the theft alarm?

In important places such as money, gold, silver, underground record storage, etc., if a fraudster suddenly sneaks in. the burglar alarm will immediately sound...

The principle of the air purifier?

In modern rooms and offices, due to air conditioners' use, the materials installed in the room also often contain chemicals that are harmful to...

What is Photocopier’s principle of action?

The is fabricated on the principle that positive and negative charges attract each other. When a paper with an image to be reprinted is...

The remote control operation principle

In recent years, home electrical appliances have also followed the direction of intellectualization and remote control. The remote control technology is increasingly applied to...

What is the principle of microwave oven operation?

How convenient it is to cook food in the microwave. Microwave raw or cold food, close oven doors, switch on, and a moment later,...

The principle of washing machine operation

Thanks to the washing machine, the laundry job will be a lot of leisure. Let's open a commonly used washing machine and see how...

Why does the climate affect health?

Ancient Chinese medicine scientists said that: Humans live in a natural environment. The change of climate will affect the normal circulation of blood in the body,...

TOP AUTHORS

82d34c2108fec4b977e0f99c3419f857?s=70&d=mm&r=g
0 POSTS0 COMMENTS
3ef9f4ca00136ab743e11cd72fec53e4?s=70&d=mm&r=g
0 POSTS0 COMMENTS
b07fd4847b50e7cc9dbb062768d669b9?s=70&d=mm&r=g
0 POSTS0 COMMENTS
f0adbed56855cbe4743db53c7977e3e7?s=70&d=mm&r=g
230 POSTS0 COMMENTS
- Advertisment -
newspaper

Most Read

What is color television?

The human eye sees an object and can see its colors because the light it emits, or light from its surface, bounces off, enters...

What is an audio CD?

Edison's phonograph underwent constant innovation to become a popular electric phonograph. It is made up of the motor, the turntable, the receiver, and the...

What is the principle of the fire detector?

Fire harms human lives and property, damages the ecological environment. Fire prevention is a matter of concern to all humans. If it is possible...

What is the principle of the theft alarm?

In important places such as money, gold, silver, underground record storage, etc., if a fraudster suddenly sneaks in. the burglar alarm will immediately sound...