5 • Quantity of Heat - Heat Capacity

Define Heat Capacity (C)

The amount of heat required to raise the temperature of a body by 1K

Define the SI Unit for Heat Capacity (C)

JK-1

Label This Formula

Energy Needed to Change Temperature (Heat Capacity)

heat added or removed

C - heat capacity

change in temperature

Define Specific Heat Capacity (c)

The amount of heat required to raise the temperature of 1kg of a body by 1K

Define the SI Unit of Specific Heat Capacity (c)

Jkg-1 K-1

Label This Formula

Energy Needed to Change Temperature (Specific Heat Capacity)

heat added or removed

M - mass

C - specific heat capacity

change in temperature

What page of the log tables can you find the Energy Needed to Change Temperature Formulae?

58

Demonstrate the process of Storage Heaters

• High Heat Capacity

• Cheap night time electricity heats blocks

• Releases heat during the day