7 - Lesson 23 Motion of Particles Vocab

Front

What is the state of matter in which the atoms or molecules are completely separated from each other and can move independently?

Back

Gas

Front

What is the state of matter where atoms or molecules are closely packed together and touching in fixed positions?

Back

Solid

Front

What is the temperature at which a substance changes from a liquid to a gas?

Back

Boiling point

Tags

NGSS.MS-PS1-4

Front

What is the state of matter where atoms or molecules are closely packed but not held in fixed positions?

Back

Liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What term describes the physical form matter takes based on the arrangement and motion of its atoms or molecules?

Back

State of matter

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is the process called when a solid turns into a liquid?

Back

Melting

Tags

NGSS.MS-PS1-4

Front

What is the process called when a liquid turns into a solid?

Back

Freezing

Tags

NGSS.MS-PS1-4

Front

What is the term for the temperature at which a solid becomes a liquid?

Back

Melting point

Tags

NGSS.MS-PS1-4

Front

What is the term for the temperature at which a liquid becomes a solid?

Back

Freezing point

Tags

NGSS.MS-PS1-4

Front

What is the state of matter characterized by a definite volume but no definite shape?

Back

Liquid