Heat Transfer in Cooking

All foods MUST be cooked

• True

• False

Vegetables may be cooked to

• Aid digestion

• Add flavour

• Change the texture

• All of the above

Which of the following foods should be cooked to prevent a food-borne illness?

• Fish

• Avocado

• Lentils

• Bananas

Cooking is applying heat to food. Is she cooking?

• She is preparing a meal

• No!!

• Yes, She is cooking!

• She is eating a salad

People sitting around a campfire are able to feel the heat from the fire.

How are the people able to feel the heat form the fire without touching the fire?

• The heat from the fire travels through the ground & heats the ground around the people.

• The heat from the fire is conducted through air molecules to the people.

• The heat from the fire rises in the air and then settles around the people.

• The heat from the fire radiates from the fire to the people.

You hold a bowl of hot soup that warms your hands; this is

• Radiation

• Conduction

• Convection

• Conviction

Why is it better to have a cooking pot with a plastic handle instead of a metal handle?

• Plastic looks better than metal.

• Plastic is not a good conductor of heat

• Plastic washes easier than metal.

• Plastic is a good conductor of heat

Raegan wants to determine the best material to make a new type of cookware. What type of material should she choose?

• A material that conducts heat evenly.

• A material that can be easily bent into shape.

• A material that does not transmit electricity

• A material that will remain cool to the touch.

Convection can take place in _________________.

• solids only

• liquids only

• liquids and gases only

• solids, liquids and gases

The way the heat is moving from the hot coffee is called...

• convection
• radiation
• insulation
• conduction