Chemistry Vocab

An atom is...

• Unique characteristics that help identify a substance and distinguish one substance from another

• Made of more than one substance (or more than one type of atom or molecule).

• The basic unit of matter that defines a chemical element.

• Two or more atoms, chemically bonded together.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

A molecule is...

• Two or more atoms, chemically bonded together.

• The basic unit of matter that defines a chemical element.

• The act of using our senses to collect or record data.

• The process by which substances interact to form new substances with different properties.

Tags

NGSS.MS-PS1-1

Properties are...

• Two or more atoms, chemically bonded together.

• The basic unit of matter that defines a chemical element.

• Made of one type of material (atoms or molecules) all the way through.

• Unique characteristics that help identify a substance and distinguish one substance from another.

A substance is...

• Unique characteristics that help identify a substance and distinguish one substance from another.

• Made of one type of material (atoms or molecules) all the way through.

• Made of more than one substance (or more than one type of atom or molecule).

• The process by which substances interact to form new substances with different properties.

Tags

NGSS.MS-PS1-1

A mixture is...

• Made of one type of material (atoms or molecules) all the way through.

• Unique characteristics that help identify a substance and distinguish one substance from another.

• Made of more than one substance (or more than one type of atom or molecule).

• A chemical reaction represented by words, rather than chemical formulas.

A reactant is...

• The substances that you start with, which undergo a chemical reaction.

• The substances that you ended with, which underwent a chemical reaction.

• A set of chemical symbols in a compound, represented by elements and numbers.

• Made of one type of material (atoms or molecules) all the way through.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A product is...

• The substances that you start with, which undergo a chemical reaction.

• Made of one type of material (atoms or molecules) all the way through.

• The basic unit of matter that defines a chemical element.

• The substances that you ended with, which underwent a chemical reaction.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A word equation is...

• A set of chemical symbols in a compound, represented by elements and numbers.

• A model showing the arrangement of elements and molecules.

• Unique characteristics that help identify a substance and distinguish one substance from another.

• A chemical reaction represented by words, rather than chemical formulas.

A molecular model is...

• A model showing the arrangement of elements and molecules.

• A chemical reaction represented by words, rather than chemical formulas.

• A set of chemical symbols in a compound, represented by elements and numbers.

• The substances that you ended with, which underwent a chemical reaction.

Tags

NGSS.MS-PS1-1

CER stands for...

• Claim, Equality, Reasoning

• Claim, Evidence, Reasoning

• Chemistry, Equality, Reactions

• Chemistry, Evidence, Reactions

Tags

NGSS.MS-LS2-4

NGSS.MS-PS3-5