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Chapter 2 Vocabulary
N/A
20
Science
8th Grade
10/20/2009

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Cards

Term
Matter
Definition

Matter - Anything that has mass and takes up space.

Term
Substance
Definition

Substance - A single kind of matter that is pure and has a specific set of properties

Term
Physical Property
Definition

Physical Property - A characteristic of a pure substance that can be observed without changing it into another substance

Term
Chemical Property
Definition

Chemical Property - A characteristic of a pure substance that describes its ability to change into diffrent substances

Term
Element
Definition

Element - A pure substance that can't be broken down into other substances by physical or chemical means

Term
Atom
Definition

Atom - the basic partical from which all elements are made

Term
Chemical Bond
Definition

Chemical Bond - the force that holds two or more atoms together

Term
Molecule
Definition

Molecule - a neutral particle made of two or more atoms joined by covalent

Term
Compound
Definition

Compound - a pure substance made of two or more elements chemically combined

Term
Chemical Formula
Definition

Chemical Formula - shows the elements in the compound and the ratio of atoms

Term
Mixture
Definition

Mixture - Two or more substances mixed together in the the same place, but are not chemically combined

Term
(\___/)
(>. .<)
(“)_(“)
Definition
BUNNY!
Term
Heterogeneous Mixture
Definition

Hererogeneous Mixture - A mixture where the diffrent substances are unevenly distributed throughout the mixture

 

(You CAN see the diffrent parts)

Term
Homogeneous Mixture
Definition

Homogeneous Mixture - a mixture where the substances are evenly distributed throughout the mixture

 

(You CAN"T see the diffrence)

Term
Solution
Definition

Solution - A well mixed mixture containing a solvent and at least one solute that has the same properties throughout

Term
Physical Change
Definition

Physical Change - any change that alters the form or appearance of matter

Term
Chemical Change
Definition

Chemical Change - any change in matter that produces one or more new substances

Term
Conversion of Matter
Definition

Conversion of matter - Matter is not lost or gained in any chemical or physical change

Term
Energy
Definition

Energy - the ability to do work or cause change

Term
Temperature
Definition

Temperature - Measure of the average random motion of particals of matter

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