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Matter

Science

Watch Lesson: Matter

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the smallest particle of an element

The Smallest Particle Of An Element.

Atom

Atom Simple Definition

the temperature at which a liquid boils

The Temperature At Which A Liquid Boils.

Boiling Point

Boiling Point Simple Definition

a physical change of matter between solid, liquid, and gas

A Physical Change Of Matter Between Solid, Liquid, And Gas.

Change Of State

Change Of State Simple Definition

a property that is not visible until a substance undergoes a chemical reaction, like solubility

A Property That Is Not Visible Until A Substance Undergoes A Chemical Reaction, Like Solubility.

Chemical Property

Chemical Property Simple Definition

the substance made when atoms from two or more elements combine chemically

The Substance Made When Atoms From Two Or More Elements Combine Chemically.

Compound

Compound Simple Definition

the process of a gas changing into a liquid

The Process Of A Gas Changing Into A Liquid.

Condensation

Condensation Simple Definition

the gradual wearing away of a metal through chemical reactions

The Gradual Wearing Away Of A Metal Through Chemical Reactions.

Corrosion

Corrosion Simple Definition

an object’s mass per unit volume

An Object’s Mass Per Unit Volume.

Density

Density Simple Definition

a negatively charged particle outside the nucleus of an atom

A Negatively Charged Particle Outside The Nucleus Of An Atom.

Electron

Electron Simple Definition

a substance made of one type of atom that cannot be broken down chemically

A Substance Made Of One Type Of Atom That Cannot Be Broken Down Chemically.

Element

Element Simple Definition

the top of liquid changing into a gas

The Top Of Liquid Changing Into A Gas.

Evaporation

Evaporation Simple Definition

the temperature at which a liquid changes to a solid

The Temperature At Which A Liquid Changes To A Solid.

Freezing Point

Freezing Point Simple Definition

the amount of matter in an object

The Amount Of Matter In An Object.

Mass

Mass Simple Definition

anything that has volume and mass

Anything That Has Volume And Mass.

Matter

Matter Simple Definition

the temperature at which a solid changes into a liquid

The Temperature At Which A Solid Changes Into A Liquid.

Melting Point

Melting Point Simple Definition

an element that is a good conductor of heat and electricity

An Element That Is A Good Conductor Of Heat And Electricity.

Metal

Metal Simple Definition

a combination of substances that keep their individual properties

A Combination Of Substances That Keep Their Individual Properties.

Mixture

Mixture Simple Definition

a group of atoms held together by bonds

A Group Of Atoms Held Together By Bonds.

Molecule

Molecule Simple Definition

an uncharged particle in the nucleus of an atom

An Uncharged Particle In The Nucleus Of An Atom.

Neutron

Neutron Simple Definition

the center of an atom

The Center Of An Atom.

Nucleus Atom

Nucleus Atom Simple Definition

a chart of all the elements, arranged by their physical and chemical properties

A Chart Of All The Elements, Arranged By Their Physical And Chemical Properties.

Periodic Table

Periodic Table Simple Definition

a property of a substance we can observe without changing its identity, like color or hardness

A Property Of A Substance We Can Observe Without Changing Its Identity, Like Color Or Hardness.

Physical Property

Physical Property Simple Definition

a particle with a positive charge in an atom’s nucleus

A Particle With A Positive Charge In An Atom’s Nucleus.

Proton

Proton Simple Definition

a mixture of evenly distributed substances

A Mixture Of Evenly Distributed Substances.

Solution

Solution Simple Definition

the change of state from a solid directly to a gas

The Change Of State From A Solid Directly To A Gas.

Sublimation

Sublimation Simple Definition

the amount of space an object takes up

The Amount Of Space An Object Takes Up.

Volume

Volume Simple Definition

measure of the force of gravity on an object

Measure Of The Force Of Gravity On An Object.

Weight

Weight Simple Definition

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