Lesson 1.3 Changes in Matter

Select two: What are the two ways that matter can change?

• physically

• mentally

• emotionally

• chemically

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-4

NGSS.MS-PS1-5

What is a physical change?

• when you grow taller

• when the weather changes as the seasons change

• a change in which one or more substances combine or break apart to form a new substance

• a change that alters the form or appearance of a material but does not make the material into another substance

Which of the following is an example of physical change?

• rotting food

• reacting chemicals

• changing state of matter

• burning substances

Tags

NGSS.MS-PS1-4

All of the following are examples of physical change EXCEPT...

• smashing

• chopping

• burning

• changing state of matter

True or False: Physical changes result in change of form or state, but the substance still has the same chemical properties.

• True, when a physical change occurs, the chemical properties of the substance do not.

• True, when a physical change occurs, the chemical properties of the substance change too.

• False, when a physical change occurs, the chemical properties of the substance change too.

• False, when a physical change occurs, the chemical properties of the substance do not.

Tags

NGSS.MS-PS1-4

What is a chemical change?

• when you grow taller

• when the weather changes as the seasons change

• a change in which one or more substances combine or break apart to form a new substance

• a change that alters the form or appearance of a material but does not make the material into another substance

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is an example of chemical change?

• paper shredding

• chemicals reacting

• ingredients mixing

• a ball squishing

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

True or False: Chemical changes result in a substance turning into a different substance.

• True, chemical changes alter what a substance is made up of.

• False, the substance will still be made of the same components.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

True or False: Chemical changes can be reversed easily.

• True, chemical changes are easily reversible.

• False, chemical changes are difficult or impossible to reverse.

Select multiple: Which of the following are examples of chemical change?

• change in color; change in odor

• formation of bubbles; formation of precipitate

• changing size; changing shape; changing state

• warming or cooling; release of light

Tags

NGSS.MS-PS1-2