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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

ScienceOne small ahaPhysics concept

Particles spread from higher to lower concentration through this process.

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ScienceOne small aha
Your new ahaDiffusion

Diffusion: Movement of particles from higher to lower concentration. Source: Diffusion ↗

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More from Physics in Plain Sight

A few more worth knowing.

  1. 01Newton's universal law describes this attraction between masses.RECALL
    Gravity

    Gravity pulls every mass toward every other mass, a relationship Newton captured in his law of universal gravitation.

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  2. 02This resistance to motion between touching surfaces warms your hands when you rub them together.RECALL
    Friction

    Friction opposes motion between surfaces in contact, and rubbing hands together turns that resistance into warmth.

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  3. 03An object's resistance to a change in motion, described by Newton's first law.RECALL
    Inertia

    Inertia is the resistance to a change in motion described by Newton's first law.

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