Thermal Energy

a measure of the average value of the kinetic

energy of the molecules in random motion.

• Density
• Volume
• Pressure
• Temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

SI Unit for temperature is

• Kelvin (K)
• Fahrenheit (F)
• Meters (m)
• Celsius (C)

almost all substances _______ when they are

heated and contract when they are cooled —

exception is water

• shrink
• solidify
• evaporate
• expand

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

sum of the kinetic and potential energy of

all the particles in an object

• potential energy
• thermal energy

• total energy
• kinetic energy

Tags

NGSS.MS-PS3-4

thermal

energy of an object ________ as

temperature _______

• decreases; increases

• stays constant; increases

• fluctuates; down

• increases; increases

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

thermal energy that flows from something at a higher

temperature to something at a lower temp.

• Heat

• Thermal conduction
• Thermal radiation
• Thermal expansion

Tags

NGSS.MS-PS3-3

amount of heat needed to raise

the temp of 1 kg of some material

by 1oC

• Boiling point
• Specific heat

• Latent heat
• Thermal conductivity

transfer of thermal energy by collisions between particles in

matter

• Conduction
• Evaporation
• Insulation
• Radiation

transfer of thermal energy in a fluid by the movement of

warmer and cooler fluid from place to place.

• Convection
• Reflection
• Radiation
• Conduction

transfer of energy by electromagnetic waves.

• Reflection
• Radiation
• Conduction
• Convection

Tags

NGSS.MS-PS4-2