Kitchen Chemical Changes

What is the science of different kind of matter and how that matter can change?

• biology

• chemistry

• physics

• matter

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

Both baking and chemistry require careful timing and _______________ .

• planning

• ideas

• cooking

• measuring

Baking and chemistry are similar because they both result in the formation of a __________________.

• cake

• mixture

• chemical

• science

What is a mixture?

• One purse substance.

• Sediment at the bottom of a glass.

• Anything made by combining two or more different things.

• Anything that dissolves.

TRUE OR FALSE: Mixtures can never be separated back into substances.

• TRUE

• FALSE

When a new substance is created from a mixture, a ______________ change has occurred.

• physical

• chemical

• mixture

• different

Tags

NGSS.MS-PS1-2

Which would NOT be evidence of a chemical change?

• Breaking in half

• Make Smell

• Release Gas

• Gives off Heat

Tags

NGSS.MS-PS1-2

What causes little holes in spongey cake after it has been cooked?

• gases being released

• solids dissolving

• liquids evaporating

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

TRUE OR FALSE: Chemical changes are easily undone.

• TRUE

• FALSE

Which type of change do molecules REARRANGE to form a new substance?

• Physical Change

• Chemical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5