Specific Heat

The symbol for specific heat is .......

• c

• Q

• m

• t

What is the formula to calculate heat energy required to raise the temperature of any substance?

• Q=mc∆t

• Q=mc

• Q= ½mv

• m=QC

What is the symbol for Thermal Energy?

• Q

• t

• m

• C

What unit do you use to measure Thermal Energy?

• J/Kg ºC

• Kg

• ºC

• J

A material was cooled from 100ºC to 40ºC.  What is the temperature change?

• 60ºC
• 40ºC
• -60ºC
• -40ºC

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What does temperature measure?

• Heat
• ºC
• Kinetic Energy
• Thermal Energy

Tags

NGSS.HS-PS3-2

The SI units 

J/g°C 

 J/Kg °C 

 Cal/g°C

measures

• Specific heat
• mass
• temperature
• heat energy

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

If the specific heat of water is 4.186 J/g∙°C, how much heat is required to increase the temperature of 1.2 kg of water from 23 °C to 39 °C?

• -80,371.2

• 44,938.6

• 80,371.2

• 112,575.9

The specific heat(c) of copper is 0.39 J/g °C. What is the temperature change(∆t) when 100 Joules of heat(Q) is added to 20 grams?

• 12.82 °C
• 24.12°C
• 351 °C

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

What is Specific Heat?

• The amount of thermal energy required to increase the temperature of 1kg of a material by 1°C.

• The amount of radiant energy required to increase the temperature of 1kgof a material by 1°C

• The amount of energy required to increase the temperature of 1kgof a material by 1°C.

• The amount of friction required to increase the temperature of 1kgof a material by 1°C.