Classifying

How are the shapes classified?

• By size

• By colour

• By the number of sides they have

• By their names

Why do we classify things in Science?

• So that we can understand them and learn better

• So that we can find the food in the supermarket faster

• So that things looks nicer

• So that our teacher will like us

How do we classify things?

• We look for similarities and differences and put them into groups.

• We group them by colours.

• We group them by size.

• We group them by shapes.

____________________ - describe what something has or can do.

Examples of are shape, size and colour.

• Diversity

• Similarity

• Difference

• Characteristic

We can use either tables or ___________ to show how things can be classified.

• chairs

• lines

• shapes

• diagrams

According to the diagram, which item is classified wrongly?

• cake

• coffee

• potato chips

• sugar

We can use the following steps to classify things:

Step 1: Identify the purpose of the classification

Step 2: Select the characteristics that is used to group the things

Step 3: Draw tables or diagrams to show the groupings

Step 4: ____________________________________

What should Step 4 be?

• Colour the tables or diagrams

• Put the things into the correct groups

There is only 1 way to group things.

• True

• False