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Worksheets

Mrs. Pegg Chemistry Vocabulary

Total questions: 18

Worksheet time: 9mins

Name
Class
Date
1.

Cohesion

a)

attraction between molecules of different substances

b)

attraction between molecules of the same substance

c)

a material composed of two or more elements

d)

ions gradually become dispersed in water

2.

Adhesion

a)

attraction between molecules of different substances

b)

attraction between molecules of the same substance

c)

a material composed of two or more elements

d)

ions gradually become dispersed in water

3.

Mixture

a)

attraction between molecules of different substances

b)

attraction between molecules of the same substance

c)

a material composed of two or more elements

d)

ions gradually become dispersed in water

4.

Solution

a)

attraction between molecules of different substances

b)

attraction between molecules of the same substance

c)

a material composed of two or more elements

d)

ions gradually become dispersed in water

5.

Solute

a)

a substance that is dissolved

b)

the substance in which the solute dissolves

c)

a compound that releases H+ ions into a solution

d)

a compound that produces hydroxide (OH-) ions in solutions

6.

Solvent

a)

a substance that is dissolved

b)

the substance in which the solute dissolves

c)

a compound that releases H+ ions into a solution

d)

a compound that produces hydroxide (OH-) ions in solutions

7.

Acid

a)

a substance that is dissolved

b)

the substance in which the solute dissolves

c)

a compound that releases H+ ions into a solution

d)

a compound that produces hydroxide (OH-) ions in solutions

8.

Base

a)

a substance that is dissolved

b)

the substance in which the solute dissolves

c)

a compound that releases H+ ions into a solution

d)

a compound that produces hydroxide (OH-) ions in solutions

9.

Buffer

a)

weak acids or bases to prevent sudden changes in pH

b)

fats, oils, and waxes, macromolecules that are not soluble in water

c)

sugar, starch, cellulose; carbon hydrogen and oxygen atoms

d)

polymers of molecules called amino acids

10.

Lipid

a)

weak acids or bases to prevent sudden changes in pH

b)

fats, oils, and waxes, macromolecules that are not soluble in water

c)

sugar, starch, cellulose; carbon hydrogen and oxygen atoms

d)

polymers of molecules called amino acids

11.

Carbohydrate

a)

weak acids or bases to prevent sudden changes in pH

b)

fats, oils, and waxes, macromolecules that are not soluble in water

c)

sugar, starch, cellulose; carbon hydrogen and oxygen atoms

d)

polymers of molecules called amino acids

12.

Protein

a)

weak acids or bases to prevent sudden changes in pH

b)

fats, oils, and waxes, macromolecules that are not soluble in water

c)

sugar, starch, cellulose; carbon hydrogen and oxygen atoms

d)

polymers of molecules called amino acids

13.

Amino Acid

a)

a simple organic compound containing both a carboxyl (—COOH) and an amino (—NH2) group.

b)

a 5 carbon sugar phosphate group

c)

biological catalyst, most are proteins

d)

the reactants of enzyme-catalyzed reactions

14.

Nucleotide

a)

a simple organic compound containing both a carboxyl (—COOH) and an amino (—NH2) group.

b)

a 5 carbon sugar phosphate group

c)

biological catalyst, most are proteins

d)

the reactants of enzyme-catalyzed reactions

15.

Enzymes

a)

a simple organic compound containing both a carboxyl (—COOH) and an amino (—NH2) group.

b)

a 5 carbon sugar phosphate group

c)

biological catalyst, most are proteins

d)

the reactants of enzyme-catalyzed reactions

16.

Substrate

a)

a simple organic compound containing both a carboxyl (—COOH) and an amino (—NH2) group.

b)

a 5 carbon sugar phosphate group

c)

biological catalyst, most are proteins

d)

the reactants of enzyme-catalyzed reactions

17.

Products

a)

a simple organic compound containing both a carboxyl (—COOH) and an amino (—NH2) group.

b)

a 5 carbon sugar phosphate group

c)

elements or compounds that engage in a chemical reaction

d)

the elements or compounds produced by a chemical reaction

18.

Reactant

a)

a simple organic compound containing both a carboxyl (—COOH) and an amino (—NH2) group.

b)

a 5 carbon sugar phosphate group

c)

elements or compounds that engage in a chemical reaction

d)

the elements or compounds produced by a chemical reaction