Topic 2- Changing Matter

Which of these changes can be reversed?

• mixing and baking cake batter

• freezing orange juice into ice pops

• cutting paper into pieces

Which of these changes cannot be reversed?

• corn kernels into popcorn

• freezing orange juice into ice pops

• building a tower with blocks

Tags

NGSS.5-PS1-4

How can you change the eggs, butter, milk, sugar, and flour into a cake?

• cut and mold them

• mix and bake them

• fold and bend them

Raw eggs are heated until the are hard boiled. Is the change to the eggs reversible?

• Yes, they can be made into a liquid again

• No, they cannot be made into liquid again.

Tags

NGSS.MS-PS1-4

Anything that takes up space is

• paper

• matter

• assemble

Bread cut into slices is

• a reversible change

• not a reversible change

What property of matter does a thermometer measure?

• mass

• color

• temperature

How does liquid water change in the Arctic winter?

• it turns to solid ice

• it melts

• it does not change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What do you follow to put something together?

• reversible

• measure

• sequence

When you put parts together you _______ them.

• measure

• cut

• assemble

Tags

NGSS.MS-PS1-6