Physical and Chemical Changes and Properties

What kind of properties can only be observed when a substance changes into a different substance?

• physical properties

• chemical properties

• liquid properties

• real properties

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following matches the correct definition to an example?

• Chemical Change: My foot changes color

• Chemical Change: My dog ate my homework

• Physical Change: My microwave exploded

• Physical Change: My homework burned in a fire

Tags

NGSS.MS-PS1-2

Ripping paper is what king of change?

• Chemical Change

• Physical Change

A car getting rusty is a

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is a sign that a chemical reaction has occurred?

• Change in Shape

• Formation of gas

• Melting

• Dissolving

Tags

NGSS.MS-PS1-2

Two liquids are mixed, as a result, a solid is formed. This is evidence of...

• New substances being formed

• Chemical Property

• Physical Change

• Physical Property

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is an example of a physical change?

• Water freezing into ice

• A toy car rusting

• Zinc producing gas when mixed with water

Tags

NGSS.MS-PS1-4

What does it mean when there is a physical change?

• Matter has changed from on substance into another

• A new substance has been formed

• Matter has changed on the molecular level

• Matter has changed size, shape, or form

A pencil breaks into two pieces. This is an example of a ___________ change.

• Chemical

• Physical

Which of the following is Physical Property?

• Toxicity

• Reactivity

• Flammibility

• Malleability