Reversible and Irreversible changes

Mixing Mentos and Coke

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

This is a type of change in which matter remains the same.

• Physical

• Chemical

Tags

NGSS.MS-PS1-4

This is a change in which matter changes to a different type.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

In a chemical change, one substance will ______________________ with another.

• physical

• chemical

• react

• rust

Tags

NGSS.MS-PS1-2

The result of this type of change is a new substance.

• chemical

• react

• rust

• decay

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Label the picture as a physical change or a chemical change.

• physical change

• chemical change

Tags

NGSS.MS-PS1-2

A change that does not result in a new substance.

• smoke

• physical

• chemical

• react

Tags

NGSS.MS-PS1-4

Students observed a piece of iron change from shiny to rusty. What caused this change?

• a chemical reaction

• a heat reaction

• a cold reaction

• a physical reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The ability of matter to dissolve in a liquid is called __

• conductivity

• solubility

• magnetism

• flexibility

What is an example of melting?

• heating a pan of water until it is all gone

• heating a block of ice until it all turns to water

• cooling water in the freezer until it becomes solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4