Heat and Food Production REVIEW

The more energy molecules have, the less speed they have.

• True

• False

Increasing temperature increases the energy within molecules.

• True

• False

The more molecules are able to move, the more they will collide.

• True

• False

When a new molecule is created, it is considered a physical reaction.

• True

• False

Select the statement which correctly depicts the direction heat is transferred.

b

Arrow pointing from hot to cold

Arrow pointing from cold to hot

When cooking chicken while in direct contact with a pan on a stove, which type of heat transfer is occurring?

• Conduction

• Reduction

• Convection

• Radiation

Radiation heat transfer occurs when electromagnetic waves encounter a material and transfer heat to it.

• True

• False

When preparing a soup, which heating method allows the liquid to heat up?

(a)  

Zay is using a microwave to prepare popcorn. Which heating method is being used?

• Convection

• Radiation

• Conduction

• Reduction

Select the following ways in which heat can be transferred.

• Conduction

• Convection

• Crystallization

• Reduction

• Radiation