Understanding Heat and Specific Heat in Cooking

What does the variable 'Q' represent in the equation Q = mcpΔT?

• The amount of heat energy added

• The specific heat of the material

• The temperature difference

• The mass of the food

Which of the following has the highest specific heat value?

• Olive oil

• Eggs

• Water

• Beef

Why is water considered an important component in cooking?

• It is a type of fat

• It is used to cool down food

• It is the main ingredient in all foods

• It has a low specific heat

How much energy is required to boil a cup of water from room temperature?

• 3.18 joules per gram

• 76,280 joules

• 5.4 grams of wood

• 14 megajoules

What is the energy density of wood used in the example?

• 3.85 joules per gram

• 4.18 joules per gram

• 1.97 joules per gram

• 14 megajoules per kilogram