Thermodynamics

Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer. 

• conduction

• convection

• radiation

Temperature is a measure of the...

• total energy in a substance

• total kinetic energy in a substance

• average potential energy in a substance

• average kinetic energy of molecules in a substance

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The transfer of thermal energy between objects of different temperatures is called...

• temperature

• heat

• internal energy

• none of these

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The temperature of a glass of cold water will eventually...

• Match the temperature of the surrounding environment.

• Always be colder than the surrounding environment.

• Become warmer than the surrounding environment.

• Never change temperature.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The first law of thermodynamics states that energy is

• created

• destroyed

• conserved

• created and destroyed

Tags

NGSS.MS-PS3-5

A steady force pushes in the piston
of a well-insulated cylinder. In this
process, the temperature of the gas

• Increases

• Stays the same

• Decreases

• Not enough info

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A substance with a high specific heat:

• Is always extremely hot.

• Requires a lot of energy to become hot.

• Is not heavy.

• Does not requires a lot of energy to become hot.

Tags

NGSS.HS-PS3-4

Transfer of heat by contact and collisions between the molecules in a substance.

• conduction

• radiation

• convection

The unit for HEAT (thermal energy)

• Calories

• Cal/gram degree Celsius

• Degrees Celsius

What is a conductor?

• a material that slows the transfer of heat

• a material that transfers heat easily

• a material that is fluffy

• a material that is temperature controlled

Tags

NGSS.MS-PS3-3