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AIM: What is classifying?

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Presentation on theme: "AIM: What is classifying?"— Presentation transcript:

1 AIM: What is classifying?
VOCABULARY: Classification Levels (tiers)

2 You will be able to explain why classification systems are important.
Objectives: You will be able to explain why classification systems are important. You will be able to demonstrate your understanding with a dichotomous key.

3 Question: How many different types of music are there? Rap, classic … Country, heavy metal … Rock, dance … Hip hop, children’s …

4 Question: Could you imagine shopping at a music store which did not separate their CD’s by type? Or artist But just left them in a pile!

5 IMAGINE: Shopping at a shoe store where boys, girls, men, women’s and kids shoes were all mixed together? Would it work? Would you go back? How are shoe stores typically classified?

6 Why do Scientists Classify?
To make things easier To groups things

7

8 Classification: Definition organization into groups or categories.
Categorization of a population by common characteristics which the population has or does not have. Make sure characteristics are observations and not inferences !

9 Classification System
INSECTS

10 Classification System
Two Group System INSECTS Those without wings Those with wings

11 Two Group System INSECTS Those without wings Those with wings

12 Classification System
Animals

13 Classification System
Three Group System Animals With no legs Animals with 4 legs Animals with 2 legs

14 Classification System
Three Group System Animals With no legs Animals with 4 legs Animals with 2 legs

15 Animals Animals with 4 legs 3 groups 2 Levels Animals with 2 legs
With no legs wings No wings With Tail No Tail gills No gills

16 Animals Animals with 4 legs 3 groups 2 Levels Animals with 2 legs
With no legs wings No wings With Tail No Tail gills No gills

17 Animals Animals with 4 legs 3 groups 2 Levels Animals with 2 legs
With no legs wings No wings With Tail No Tail gills No gills

18 Animals Animals with 4 legs 3 groups 2 Levels Animals with 2 legs
With no legs wings No wings With Tail No Tail gills No gills

19 Classification System
2 groups 2 Levels Insects have wings No wings Wings fold over body Antennae Wings don’t fold No antennae Classification System

20 Classification System
2 groups 2 Levels Insects have wings No wings Wings fold over body Antennae Wings don’t fold No antennae Classification System

21 2 groups 2 Levels Insects have wings No wings No antennae Antennae
Wings fold over body Antennae Wings don’t fold No antennae

22 INSECTS Those without wings Those with wings
!! HINT !! You want to title each groups or level with descriptive observations – not just examples. INSECTS Those without wings Those with wings

23 Class Activity WS WS2

24 Homework: INTERNET QUESTIONS WRITE A PARAGRAPH SUMMARIZING THE AIM USING THE VOCABULARY


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