Specific Heat

Front

What is Specific Heat?

Back

Specific Heat is the amount of heat required to raise the temperature of 1 kilogram of a substance by 1 degree Celsius.

Front

What unit is used to measure Thermal Energy?

Back

Joules (J)

Front

Which cup has the MOST thermal energy if all are at the same temperature?

Back

The large cup (Trenta) has the most thermal energy due to its greater mass.

Front

How much liquid water can you change 20°C if you apply 20,000 J?

Back

250 grams of water can be changed.

Front

What is the equation to measure change in Thermal Energy?

Back

Q = mc∆t

Front

What does 'm' represent in the equation Q = mc∆t?

Back

'm' represents the mass of the substance in kilograms.

Front

What does 'c' represent in the equation Q = mc∆t?

Back

'c' represents the specific heat capacity of the substance.

Front

What does '∆t' represent in the equation Q = mc∆t?

Back

'∆t' represents the change in temperature in degrees Celsius.

Front

How many Joules are required to change 10 grams of water from 20°C to 90°C?

Back

2800 Joules are required.

Front

What is the specific heat of water?

Back

The specific heat of water is 4.18 J/g°C.