WELCOME BACK MINIONS!

Warm-up is on the board!

NAME ME SOMETHING…• … at your home that is considered

“matter”.

• … at school that is considered “matter”.

• … something you like to do for fun that involves “matter”.

• So… what is “matter”?• ANYTHING that has mass and takes up

space.

PROPERTIES…• Matter can be…

• Hard• Soft• Rough• Smooth• Hot• Cold• Liquid• Solid• Gas• Much-much more!!!

PLEASE NOTE…• Chemistry:

• The study of the properties of matter and how matter changes.

• Substance:• A single kind of matter that is pure

and has a specific set of properties.

SUBSTANCE OR NOT?• Which is a substance and

which is not?• Be sure and include

evidence to your answer!

• Salt• Water• Oxygen• Air• Pancakes• Syrup

TWO KINDS OF PROPERTIES…• Physical & Chemical Properties

• Physical Property:• A characteristic of a pure substance that can be observed without changing it

into another substance.

• Chemical Property:• A characteristic of a pure substance that describes its ability to change into a

different substance.

EXAMPLES OF…• Give me examples of a PHYSICAL PROPERTY…

• Break• Melt• Freeze• Evaporate• Condense

• Give me examples of a CHEMICAL PROPERTY…• Burn• Rust

REVIEW…• Matter is…

• 1) Anything that has mass but takes up no space.• 2) Anything that takes up space but has no mass.• 3) Anything that has mass and takes up space.• 4) None of the above…

REVIEW…• Chemistry is…

• 1) Something that has to do with beakers, flasks, and bubbly stuff.• 2) Study of the properties of matter and how matter

changes.• 3) Study of bubbly stuff.• 4) None of the above.

REVIEW…• Substance is…

• 1) Something people mention on the news as being “foreign”.• 2) A single kind of matter that is pure and has a

specific set of properties.• 3) Anything that has mass and takes up space.• 4) None of the above.

REVIEW…• A Physical Property is…

• 1) A characteristic of a pure substance that describes its ability to change into a different substance.• 2) A single kind of matter that is pure and has a specific

set of properties.• 3) The study of the properties of matter and how matter

changes.• 4) A characteristic of a pure substance that can be

observed without changing it into another substance.

REVIEW…• A Chemical Property is…

• 1) A characteristic of a pure substance that describes its ability to change into a different substance.• 2) A single kind of matter that is pure and has a specific

set of properties.• 3) The study of the properties of matter and how matter

changes.• 4) A characteristic of a pure substance that can be

observed without changing it into another substance.

HOMEWORK…• Be sure to…

•Have all 15 terms from Chapter 2, Section 1 (Pages 34-43)

• Read pages 34-43 (again!)