Specific Heat (3.2)

What is the symbol for Specific Heat

• Q
• t
• m
• C

What is the equation to measure change in Thermal Energy?

• Q=mc∆t
• Q=mc
• Q= ∆mct
• m=QC

Tags

NGSS.HS-PS3-4

Copper, Stainless Steel, Carbon Steel, and Zinc were all heated using the same thermal energy.  What material would be the coolest after being heated?

• Copper
• Carbon Steel
• Zinc
• Stainless Steel

Tags

NGSS.HS-PS3-4

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

• 60ºC
• 40ºC
• -60ºC
• -40ºC

Tags

NGSS.MS-PS3-4

What is the SI unit for temperature?

• Kelvin
• Celcius
• Fahrenheit
• All of these

The unit for specific heat is

• J

• J/gC

• g

The unit for heat energy is

• J

• J/gC

• g

Tags

NGSS.HS-PS3-4

When is your answer negative?

• When the sample is cooled or loses heat energy.

• When the sample heats up or gains heat energy.

• When the sample absorbs heat energy.

Tags

NGSS.HS-PS3-1

A high specific heat means...

• it requires more energy to change temperature

• it requires less energy to change temperature

How does heat flow?

• Always from cold to warm
• Always from warm to cold
• Both warm to cold & cold to warm
• It depends on the temperature

Tags

NGSS.HS-PS3-4