Science Atoms, Molecules, Elements, Compound

A(n) _____ is the smallest particle of any element. *

• atom

   

• compound

• element

• molecule

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

A(n) _____ is a substance that cannot be broken down into simpler substances by ordinary by chemical or physical processes.

• atom

   

• compound

• element

• molecule

Tags

NGSS.MS-PS1-1

A(n) _____ is a chemical substance that is made up of two or more ATOMS bonded together.

• atom

   

• compound

• element

• molecule

Tags

NGSS.MS-PS1-1

A(n) _____ is a chemical substance that is made up of two or more DIFFERENT elements (kinds of atoms) bonded together.*

• atom

   

• compound

• element

• molecule

Tags

NGSS.MS-PS1-1

These form when elements and/or compounds are combined physically.  Each substance keeps its individual properties.  The parts are not combined in a set ratio.

• pure substance

• compound

• element

• mixture

The main difference between pure substances and mixtures is that ___.*

• mixtures are chemically combined

• mixtures are physically combined

   

• pure substances are only single elements while mixtures are called compounds

• pure substances are physically bonded

. A(n) _____ is a chemical substance that is made up of two or more different elements (kinds of atoms) bonded together.

• atom

   

• compound

• element

• molecule

Tags

NGSS.MS-PS1-1

Which of the following are considered to be pure substances? answer all that apply

• compounds

• elements

• heterogeneous mixture

• homogenous mixture

Pure Substance or Mixture?*

• Pure substance

• mixture

Tags

NGSS.MS-PS1-1

# of atoms (total)*

• 2

• 3

• 5

• 6

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5