A particle is a very small piece of matter. It can be made up of atoms or molecules. Particles can be solid, liquid, or gas.
Some examples of particles include sand, water, and air. Sand is made up of small particles of rocks. Water is made up of small particles of hydrogen and oxygen. Air is made up of small particles of nitrogen, oxygen, and other gases.
Particles can move around. They can bump into each other and bounce off each other. They can also stick together to form larger particles.
The smoke from the fire was made up of tiny particles of ash and soot.
Noun:
Adjective:
The word "particle" is derived from the Latin word "particula", which means "small part". The first recorded use of the word "particle" in English was in the 14th century.
Where might you find a particle?
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