Matter Everything in the universe is matter or energy. Matter atoms molecules cells solid liquid gas air Energy heat light sound X-rays UV rays has mass.

MatterEverything in the universe is matter or energy.

Matteratoms

moleculescellssolidliquidgasair

Energyheatlight

soundX-rays

UV rays

has masstakes up

space

UVinfrared

highest KE,expands

apart

higher KE,flows

together

low KE, vibrates together

GASLIQUIDSOLIDStates of Matter

Properties of Matter

• Physical Properties: observed without changing into new

substance.• temp., state, mp, bp, color, mass, volume, etc.

• Chemical Properties: only be observed when changed into

new substance.• flammability, corrosiveness, reactivity, etc.

Properties of Matter

??? ???Physical Chemical

Copper(Cu)

Properties of Metals & Nonmetals

Metals(sodium, iron,copper, zinc)

Nonmetals(sulfur, oxygen,neon, carbon)

_________ Properties:

Luster (shiny)Malleable (sheets)

Ductile (wires)Good Conductors

(heat/electricity)

Brittle

Poor Conductors

Physical

Metalloids

1. Which of the following is NOT a physical property of matter?

A. melting point

B. color

C. reactivity

D. hardness

Quick Quiz!

2. Which properties can be observed only by changing the composition of a substance?

A. all properties of a substance

B. intensive properties

C. chemical properties

D. physical properties

Quick Quiz.

3. Match the states of matter with the following descriptions:

(1) particles expand apart

(2) vibrates in place

(3) particles move around but stay in contact

A. (1) liquid, (2) solid, and (3) gas

B. (1) gas, (2) solid, and (3) liquid

C. (1) gas, (2) liquid, and (3) solid

Quick Quiz.