Matter:

It’s what the world is made of.

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What is matter? Matter is anything that has mass and

takes up space.

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What do you know about matter?

Solids

LiquidsGases

Plasma

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Solids Solids have definite

shape and definite volume.

Solids have mass. Solids take up space.

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Particles in Solids: Are packed tightly

together

Have very little energy

Vibrate in place

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Liquids Liquids take the shape

of their container and have definite volume.

Liquids have mass. Liquids take up space.

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Particles in Liquids: Are loosely packed

Have medium energy levels

Particles flow around each other

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Gases Gases spread out to

fill the entire space given and do not have definite volume.

Gases have mass. Gases take up

space.

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Particles in Gases: Move freely

Have LOTS of energy

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Plasma

Lightning is a plasma. Used in fluorescent light

bulbs and Neon lights. Plasma is a lot like a

gas, but the particles are electrically charged.

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Particles in Plasma: Are electrically

charged

Have EXTREMELY high energy levels

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Energy determines the state!

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What will happen? Why?

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Liquid + Energy = ? When energy is

added to liquids, they become gases!

What examples can you think of?

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Changing States There are several names for matter changing

states:

State change

Phase change

Physical change

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