OBSERVATIONS

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ARE STATEMENTS ABOUT WHAT OUR SENSES

TELL US

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OUR SENSES TELL US ABOUT WHAT WE…

• 1. SEE• 2. SMELL• 3. HEAR• 4. TOUCH• 5. TASTE

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OBSERVATION EXAMPLES

1.YOUR FEET STINK2.THE ROCK IS

ROUND3.THAT TASTES LIKE

GARBAGE

MAN’S SENSES DO NOT MAKE ACCURATE

OBSERVATIONS SO HE

INVENTED

INSTRUMENTS

FOR HIS SENSE OF SIGHT HE

INVENTED THE…

MICROSCOPEAND THE

TELESCOPE

FOR TOUCH HE

INVENTED….

GLOVES

FOR HEARING

HEARING AID

FOR SMELL

SMOKE DETECTOR

FOR TASTE

LITMUS PAPER

WHAT IS AN INFERENCE ?

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A STATEMENT ABOUT WHAT HAS HAPPENED

OR WHAT WILL HAPPEN BASED ON WHAT YOUR

SENSES HAVE TOLD YOU

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EXAMPLES OF INFERENCES

• THE ROCK IS ROUND AND SMOOTH BECAUSE IT PROBABLY WAS IN RUNNING WATER FOR A LONG TIME

• A GLACIER MADE SCRATCHES ON THAT ROCK

• YOUR MOTHER IS GOING TO MAKE YOU TAKE A BATH SO YOUR FEET DON’T STINK ANY MORE

WHAT IS CLASSIFICATION ?

CLASSIFICATION GROUPSOBJECTS WITH SIMILAR PROPERTIES TOGETHER

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Category Name Characteristics

Kingdom Plantae Organisms that usually have rigid cell walls and usually possess chlorophyll.

Subkingdom Embryophyta Plants forming embryos.

Phylum Tracheophyta Vascular plants.

Subphylum Pterophytina Generally large, conspicuous leaves, complex vascular system.

Class Angiospermae Flowering plants, seed enclosed in ovary.

Subclass Dicotyledoneae Embryo with two seed leaves.

Order Sapindales Soapberry order consisting of a number of trees and shrubs.

Family Aceraceae Maple family.

Genus Acer Maples and box elder.

Species Acer rubrum Red maple.

WHY DOES MAN CLASSIFY THINGS?

• BECAUSE IT MAKES THE STUDY OF OBJECTS OR EVENTS EASIER AND MORE MEANINGFUL FOR HIM

• FOR EXAMPLE HE CAN GROUP ALL LARGE MASSES THAT ORBIT THE SUN AND CALL THEM PLANETS

• ROCKS WITH INTERGROWN CRYSTALS ARE CALLED IGNEOUS ROCKS

• ANIMALS THAT HONK ARE CALLED………