IPC: Methods of Heat Transfer & Q = m C ΔT

Front

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

Back

Q = m x c x ΔT, where Q is the heat energy, m is the mass, c is the specific heat capacity, and ΔT is the change in temperature.

Front

What is conduction in the context of heat transfer?

Back

Conduction is the process of heat transfer through direct contact between materials.

Front

What is the specific heat capacity of water?

Back

The specific heat capacity of water is 4.184 J/g°C.

Front

How do you calculate the heat energy (Q) transferred when the temperature of a substance changes?

Back

Q can be calculated using the formula Q = m x c x ΔT.

Front

What is the heat energy transferred when 20.0 g of water changes temperature by 5°C?

Back

The heat energy transferred is 418 Joules.

Front

How many joules of heat are needed to raise the temperature of 10.0 g of aluminum by 33 degrees, given its specific heat is 0.903?

Back

298 Joules are needed.

Front

What type of heat transfer occurs when holding a snowball in your hand?

Back

The heat transfer is conduction.

Front

What does the symbol 'm' represent in the heat transfer formula Q = m x c x ΔT?

Back

The symbol 'm' represents the mass of the substance.

Front

What does the symbol 'c' represent in the heat transfer formula?

Back

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

Front

What does the symbol 'ΔT' represent in the heat transfer formula?

Back

The symbol 'ΔT' represents the change in temperature.