Materials
What are materials
Materials is what an object is made from
Types of changes
Reversible change and irreversible change
What are properties
Properties refers to the characteristics that can be used to describe them
Name two example of reversible change
Melting ice into water, dissolving sugar and salt
Name the types of properties
Physical and chemical properties
Name two types of irreversible change
Cooking, Burning paper or wood
Name two types of physical properties
Colour, texture
Name two types of chemical properties
Reaction to heat ,reaction to air