James Smith

97 POSTS0 COMMENTS

How is the air around the Earth formed?

How is the air around the Earth formed? Every day we live in the air, breathe the air, so how is air actually formed? Up...

Where does electricity come from?

Where does electricity come from? The effects of electricity on our lives are not well stated. Washing machines, refrigerators, microwaves, televisions ... all kinds of...

Why can’t red iron magnet attract iron?

Why can't red iron magnet attract iron? Understand the magnet's iron-suction principle, but have you done this experiment? If the red magnets are heated, will...

Why magnets attract iron?

Why magnets attract iron? The magnet is an iron suction stone, have you ever played with it yet? Using magnets can attract iron objects such...

Why must large lightning rods be installed on large buildings?

Why must large lightning rods be installed on large buildings? In the summer, there are usually thunderstorms, you can see the thunder and lightning. In...

Lightning formed like?

Lightning formed like? Lightning always goes with thunder, because lightning leads to thunder. On our Earth, more than 100 lightning strikes occur every second. As...

Why do you hear “crackling” when you take off your sweater?

Why do you hear "crackling" when you take off your sweater? At night when you take off your sweater, sometimes you will hear the "rattle",...

Why a drop of ink after diffusion in water will not automatically gather?

Why a drop of ink after diffusion in water will not automatically gather? In everyday life, diffusion is a very common phenomenon. For example, put...

Why can’t a permanent engine be built?

Why can't a permanent engine be built? Since ancient times, in order to maintain survival, humans have invented and built simple machines, such as inclined...

Why when flying, behind the plane dragged a strip of white smoke?

Why when flying, behind the plane dragged a strip of white smoke? Hear the noisy airplane at the top of the head, looking up, often...

TOP AUTHORS

0 POSTS0 COMMENTS
0 POSTS0 COMMENTS
97 POSTS0 COMMENTS
- Advertisment -

Most Read

Why Isn’t The Sky Purple?

Why Isn't The Sky Purple? If you know the explanation for why the sky's blue, you've heard that sunlight is white light composed of many...

How does it rain ?

How does it rain ? Plants need it to grow, animals need it to survive, and the human body needs it to stay hydrated and...

Why does colored light often appear in the sky of the North and South poles?

Why does colored light often appear in the sky of the North and South poles? Colored halos from past to present are very attractive to...

Why do clouds have different colors?

Why do clouds have different colors? You must have seen clouds of many colors. There are fluffy white clouds, dark gray clouds, thanks to gray...