Copy of Q1 Review 2016 by Lena Welch

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Slide Notes

Copy of Q1 Review 2016

Physical science review

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PRESENTATION OUTLINE

COMPARE IT:

How is the periodic table like a box of crayons?

Photo by Dusty J

WOULD YOU RATHER

eat an acid or eat a base?

Photo by Community Eye Health

Matter can't get any smaller than an atom. Once "stuff" gets too small it stops acting like "stuff" and starts acting like energy.

Photo by TonZ

EVEN YOU!

Everything in the universe is made out of atoms.

Photo by jev55

118!

Everything on Earth is made up of only 118 types of atoms.

Photo by FlyingSinger

118 TYPES OF ATOMS

Everything in this galaxy is built with combinations of the same

Photo by zAmb0ni

MADE OF THE SAME 118 ATOMS

Everything in every galaxy in this universe is

Photo by Lauro Roger McAllister - www.lrmck.com

PERIODIC TABLE OF THE ELEMENTS

We list these 118 types of atoms on the

Photo by NCSSMphotos

ELEMENTS

there are lots of types of atoms. We call each type of atom an element.

Photo by wadem

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AN ELEMENT

is made up of only one type of atom.

Photo by NCSSMphotos

12.

A COMPOUND

is a bunch of elements glued or bonded together

Photo by widdowquinn

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PURE SUBSTANCE

made up of one type of atom, one element

Photo by jurvetson

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PURE SUBSTANCES

can also be compounds

Photo by blmurch

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PURE SUBSTANCES

can't be separated physically only chemically

Photo by Hus9

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MIXTURES

can be separated physically

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METALS

Left and center
Mostly metal
Luster
Ductility
Malleable
Conducts

Photo by tanakawho

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Photo by poppet with a camera

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NON-METALS

Dull
Insulate
Brittle

Photo by arbyreed

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LITHIUM

grayish metal that reacts with water

Photo by Sea Moon

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Photo by Mrs. Pugliano

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Mix two things, if we see a gas or a solid it is a new substance with new chemical and physical properties.

Photo by katerha

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COMPOUNDS

sodium & chlorine = table salt NaCl

Photo by włodi

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MIXTURE

Photo by Luis LuCheng

25.

MIXTURE

Photo by Eric.Parker

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ARE ALL ACIDS BAD FOR YOU?

Photo by mag3737

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ACID

Sour
Corrode metal
Burn skin
pH 1-6.9

Photo by Symic

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BASE

Slippery or slimy
Bitter
Soaps
pH 7.1-14

Photo by JeepersMedia

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ph 7

neutral

Photo by stevendepolo

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LITMUS PAPER

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BALANCE

mass

Photo by biologycorner

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SCALE

weight

Photo by Leo Reynolds

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GRADUATED CYLINDER

volume

Photo by found_drama

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RULER

centimeters

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35.

STOPWATCH

seconds

Photo by tim ellis

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Photo by Adam Greig

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Slide Notes