Matter and Particle Theory Quiz

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Questions and Answers

Which of the following is considered matter?

Flour (correct)
Light
Air (correct)
Heat

Particles of matter are always stationary.

False (B)

What are the tiny particles that make up all matter called?

atoms

The theory that explains the behavior of atoms and molecules is known as the ______.

<p>particle theory of matter</p> Signup and view all the answers

Match the following states of matter with their characteristics:

<p>Solid = Particles are closely packed and vibrate in place Liquid = Particles are close but can move past each other Gas = Particles are far apart and move freely</p> Signup and view all the answers

Flashcards

What is matter?

Anything that has mass and occupies space.

Particle Theory of Matter

Explains the behavior of atoms and molecules in different phases.

Postulate 1 of Particle Theory

All matter is made up of tiny particles known as atoms.

Postulate 3 of Particle Theory

Particles of matter are constantly in motion.

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Postulate 5 of Particle Theory

Particles of matter have spaces between them.

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Study Notes

Matter and Particle Theory

Matter is anything that has mass and occupies space.
The particle theory of matter (kinetic molecular theory) explains the behavior of atoms or molecules and their interactions in different phases (solid, liquid, gas) and transitions between them.