Chemical and Physical Changes Test Review

Which of the following can be reversed when cooled?

• roasting turkey

• baking bread

• boiling egg

• melting ice

Tags

NGSS.MS-PS1-4

Which is an example of a change that can't be reversed?

• burning paper

• melting ice

• freezing juice

Tags

NGSS.MS-PS1-5

Which is most associated with a chemical change?

• cutting

• freezing

• rusting

• separating

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

How could you dissolve sugar faster?

• heat and stir while heating

• use bigger sugar particles and freeze

• heat and evaporate some of the liquid

• put in more sugar and put in freezer

Tags

NGSS.MS-PS1-4

Which of the following cannot be reversed by cooling?

• water is heated to make steam

• piece of wood is burned

• snow cone melts

• stick of butter turns to liquid

Which of the following is true?

• After water has has gone through one phase change, it cannot go through another.

• Water can change from a solid to a liquid and back again.

• All of the properties of water are the same no matter what phase the water is in.

• After water goes through a phase change, it is no longer water.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When an egg is cooked, what happens?

• mixture

• solution

• chemical change

• physical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

Which is an irreversible change?

• melting a ice cube

• reshaping clay

• burning toast

• mixing fruit

Which of the following is a reversible change?

• Baking a cake

• toasting bread

• heating water

• frying an egg

Tags

NGSS.MS-PS1-4

What kind of change is folding paper?

• physical

• chemical