Properties of Matter

What is a sign of a physical change?

• Bubbles forming

• Color changing

• Stretching

• Producing heat

What is a sign of a chemical change?

• Stretching

• Tearing

• Compressing

• Bubbles

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What happens to the atoms of a substance in a chemical change?

• Atoms get bigger

• Atoms change their arrangement and motion

• Atoms get smaller

• Atoms bond together differently

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which of the following changes is a physical change of matter?

• water evaporating

• paper burning

• a nail rusting

• a silver spoon tarnishing

Tags

NGSS.MS-PS1-4

Which of these observations would likely be an indication of a chemical change?

• A change in odor when two substances are mixed

• A change in temperature when a hot substance is left standing in air

• A change in volume as a substance is heated

• The disappearance of a liquid as it boils

Tags

NGSS.MS-PS1-2

Which one of the following would you use to separate sand from iron filings?

• a bar magnet
• filter paper
• chromatography paper
• alum

This diagram represents...

• An element

• A molecule

• A compound

• A mixture of elements and compounds

Tags

NGSS.MS-PS1-1

What type of mixture is this?

• heterogeneous 
• homogeneous

Which one of these is a chemical property?

• melting point
• boiling point
• color
• flammability

A pure substance that cannot be broken down into any other substance.

• Elements

• Compounds

• Mixtures