Holiday Cooking Science

Hanukkah's latkes made from potatoes become softer while frying due to what chemical change?

• cell walls of carbohydrates break down

• cell walls of carbohydrates become more firm

• protein molecules solidify

• protein molecules break down

Tags

NGSS.MS-PS1-2

What kind of change occurs to the turkey and ham traditionally cooked for Christmas dinner?

• physical change

• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Sodium bicarbonate is the scientific name for this ingredient in many holiday cookies.

• flour

• sugar

• baking powder

• baking soda

When sodium bicarbonate is broken down by the heat from an oven, it releases this gas.

• carbon dioxide

• nitrogen

• hydrogen

• oxygen

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

When CO₂ is released from baking powder during the baking process, it

• cookie mixtures will have a sweeter flavor

• cookie mixtures will separate, then harden

• cookie mixtures become softer

• cookie mixtures rise and become light and fluffy

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

When cooking marshmallows on yams,

• a physical change takes place

• a chemical change takes place

• the marshmallows evaporate

• the marshmallows dissolve

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

What type of change occurs to marshmallows melting in hot cocoa?

• physical change

• chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

When making Rosca de Reyes bread for Three Kings day, the combination of ingredients is called:

• a compound

• an element

• a mixture

• particulate substance

How would a family know when a chemical change has occurred to a brisket made for Hanukkah?

• it becomes softer

• it turns from red to brown

• it becomes firmer

• it remains the original reddish-pink color

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

During Kwanzaa, families boil a stew or gumbo. The boiling process is an example of:

• radiant energy

• potential energy

• chemical eneregy

• thermal energy

Tags

NGSS.MS-PS1-4