Particles

Tiny particles in the air can cause cancer.

It is not enough to show that these two particles are moving at different speeds.

Particles of dust float in the atmosphere.

Minute particles are hardly visible to the naked eye.

When indicating 'tense' in Chinese, as shown above, there are 'particles', 'time-specifying words' and also many cases where it depends on context.

Most foreigners will never fully master the use of German modal particles.

How can we define equilibrium for a system of moving particles?

Any neutrinos traveling faster than light would radiate energy away, leaving a wake of slower particles analogous to the sonic boom of a supersonic fighter jet.

Modern understanding of the dynamics of quantum particles took a non-intuitive turn with the introduction of the particle-wave duality concept.

Do not allow liquid or small particles to get into the console.