Particle Theory
Vocab
Substances
Concentration
General
100

All ______________ is made of tiny _____________.

matter, particles

100

Qualitative Observations use: Give an example:

Senses/ Words; The flower smelt funky, the water was green.

100

This substance only contains one type of particle throughout.

Pure Substance

100

What is concentration?

The quantity of solute in a solution.

100

The three states of matter are:

Solid, Liquid, Gas

200

Particles have empty ______________ between them.

spaces

200

A mixture where the composition is not uniform is a __________.

Mechanical Mixture

200

A type of substance that contains more than one kind of particle.

Mixtures

200

The substance that is dissolved in the solution.

Solute

200

Quantitative Observations use: Give an example

Numbers. 50 ml of water

300

Particles are moving _______________ all the time.

randomly

300

A uniform mixture of two or more pure substances is a ____________.

Solution

300

An element contains a single kind of _____.

Atom

300

The substance that is doing the dissolving.

Solvent

300

Terms for:

Solid into a Liquid

Liquid into a Solid:

Melting and Freezing

400

Particles _________ other particles.

attract

400

Another name for a Solution.

Homogeneous Mixture

400

Provide 2 examples of a Heterogenous mixture.

Mr. Wilson will judge...

400

A solution that contains as much of the solute as possible is considered...

Saturated

400

Why is water called the universal solvent?

Due to it being able to dissolve more substances than any other liquid.

500

Particles move _______________ and spread ______________ apart when they are _____________.

faster, farther, heated

500

Another name for Mechanical Mixture.

Heterogeneous Mixture

500

Provide 2 examples of a Homogenous mixture.

Mr. Wilson will judge...

500

A solution that contains less solute than can be dissolved by the solvent is considered...

Unsaturated

500

Explain why Mr. Wilson can run through the air in the classroom, and walk through the water at the beach, but cannot get through the desk at the front of the classroom.

Space between particles is too small in solids, but there is enough space in liquid and gas.

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