Thermal Energy Transfers

What is a closed system?

• A system that exchanges matter or energy with the 

  environment

• A system that does not exchange matter or energy with 

  the environment

• The transfer of thermal energy between matter by the 

  collision of particles

Tags

NGSS.HS-PS3-4

What is an open system?

• A system that does not exchange matter or energy with 

  the environment

• A system that exchanges matter or energy with the 

  environment

• The transfer of thermal energy between matter by the 

  collision of particles

Tags

NGSS.MS-PS3-4

What is a source object?

• The object that provides the energy transferred

• The object that gains the energy

• The amount of thermal energy moving from a region of 

  higher temperature to a region of lower temperature

Tags

NGSS.MS-PS3-5

What is a receiver object?

• The object that provides the energy transferred

• The object that gains the energy

• The amount of thermal energy moving from a region of 

  higher temperature to a region of lower temperature

What is heat?

• A system that exchanges matter or energy with the 

  environment

• The amount of thermal energy moving from a region of 

• The transfer of thermal energy from one material to 

  another by electromagnetic waves 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is conduction?

• The transfer of thermal energy between matter by the 

  collision of particles

• The amount of thermal energy moving from a region of 

  higher temperature to a region of lower temperature

• The transfer of thermal energy from one material to 

  another by electromagnetic waves 

Tags

NGSS.MS-PS1-4

What is thermal equilibrium?

• The transfer of thermal energy from one material to 

  another by electromagnetic waves 

• When the temperatures of materials that are in contact 

  are the same

• The transfer of thermal energy between matter by the 

  collision of particles

Tags

NGSS.MS-PS1-4

What is radiation?

• The transfer of thermal energy from one material to 

  another by electromagnetic waves 

• The amount of thermal energy moving from a region of 

  higher temperature to a region of lower temperature

• The transfer of thermal energy between matter by the 

  collision of particles

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is convection?

• The amount of thermal energy moving from a region of 

  higher temperature to a region of lower temperature

• A system that does not exchange matter or energy with 

  the environment

• The transfer of thermal energy by the movement of 

  particles from one part of a material to another

Tags

NGSS.MS-PS1-4

When two materials that are in contact have the same temperature, the materials are said to be in thermal ___________. 

• equilibrium

• transfer

• decline

Tags

NGSS.MS-PS1-4