A&p

Front 1

Matter

Back 1

Anything that occupies space and has mass

Front 2

Mass

Back 2

Amount of matter contained in an object

Front 3

Element

Back 3

Pure substance that cannot be created or broken down by chemo means, the different types of matter

Front 4

Atom

Back 4

Smallest units of elements that retain their properties

Front 5

Compound

Back 5

Molecule made of two or more different elements

Front 6

Molecule

Back 6

At least two atoms bound together

Front 7

Isotopes

Back 7

Forms of an element with a different number of neutrons

Front 8

Ion

Back 8

Charged particle formed as an atom gains or loses an electron

Front 9

Electrolytes

Back 9

Ions that produce electrical charges used for heart and brain function

Front 10

Electronegative

Back 10

An atom, such as oxygen, that tends to attract electrons

Front 11

Solvent

Back 11

Substance such as water in which another substance dissolves

Front 12

Hydrophilic

Back 12

Water loving

Front 13

Hydrophobic

Back 13

Substance such as oil that will not dissolve in water

Front 14

Metabolism

Back 14

All of the chemical reactions in a cell

Front 15

Catabolism

Back 15

Reactions that break chemical bonds and release energy

Front 16

Anabolism

Back 16

Reactions to join substances into larger chemicals

Front 17

Reactant

Back 17

Starting material in a chemical reaction

Front 18

Product

Back 18

Substances produced in a chemical reaction

Front 19

Enzyme

Back 19

Protein that acts as a catalyst

Front 20

Cohesion

Back 20

Attraction of water molecules to each other by hydrogen bonds

Front 21

Salt

Back 21

A substance that when dissolved in water dissociates into ions other than H+ or OH-

Front 22

Buffer

Back 22

Solution of a weak acid and a weak base that helps to neutralize body fluids

Front 23

Acidosis

Back 23

Low pH of blood or other body fluids

Front 24

Alkalosis

Back 24

Condition in which blood or other body fluids are too basic

Front 25

Mixture

Back 25

Combination of two substances by physical rather than chemical means

Front 26

Solution

Back 26

Mixture in which one substance completely dissolves in another

Front 27

Solute

Back 27

Substance that dissolves in a solvent to form a solution

Front 28

Colloid

Back 28

Mixture whose solute particles are too large to dissolve making the mixture cloudy

Front 29

Suspension

Back 29

Mixture containing particles that are so large they will settle if not continuously mixed