Properties of materials Flashcards
What are properties of materials?
How materials look and feel
Give examples of properties of materials
Hard, soft, flexible, rough, smooth, breakable, bendy, light, heavy, tough, strong, brittle, opaque, transparent, translucent, waterproof, absorbent, shiny, dull, squashy, stretchy.
What are the properties of metal?
Hard, strong, heavy.
What are the properties of wool?
Light, soft, squashy
What are the properties of stone?
Hard, opaque, rough
What are the properties of wood?
Rough, heavy, hard, breakable
What are the properties of glass?
Transparent, breakable, brittle, shiny
What are the properties of plastic?
Waterproof, smooth, light
What are the properties of rubber?
Stretchy, bendy, flexible.
What is a reversible change?
When some things change shape, we can easily change them back to the way they were like clay, plasticine, water, rubber
What is irreversible change?
When some things change shape, we cannot change them back to the way they were like wood, paper
How can we change the shape of some materials?
By bending, stretching, twisting, heating them up.
What happens to dough when you warm it?
The dough cooks.
What happens to chocolate when you warm it?
It melts.
What happens to clay when you warm it?
It hardens.