Metals And Non Metals Flashcards
Name a few properties of metals
Metals are strong and hard Metals have lustre Metals are malleable Metals are ductile Metals are good conductors of electricity and heat Metals are sonorous
What are the properties of aluminum
The properties of aluminum are:- It is light Thin Flexible & malleable Strong Does not rust
What does malleable mean?
It means that it can be hammered into different shapes
What does lustre mean
Lustre means shine
What does the term ductile mean
Ductile means that the metals can be rolled into thin, flexible wires without breaking
What does sonorous mean
Metals make a ringing sound when they come into contact
What are the properties of non metals
Soft and weak Brittle Poor conductors of heat and electricity Non sonorous Dull Non ductile
Are metals renewable or non renewable
Metals are non renewable because they cannot be replaced once they are used up
What are metals used for
Metals are used to make :- Cooking Pots and pans Window frames Garden furniture Parts in cars Aeroplanes Boats
When do metals become dull
Metals become dull when exposed to air that contains moisture
What does brittle mean
It means that it can break easily
What does rust do to the the metals used in a car?
Rust weakens the structure of the metal used in the car
What doe car manufacturers use to prevent rust
Car manufacturers coat metal with a thin layer of anti rust paint to protect against rust. They then paint the normal paint over the anti rust paint
They can also rubberise certain parts of the car
Name some home appliances made from metals
Washing machine, used to wash laundry
Stove, to cook food, bake, roast
Window frames holds glass together
Taps, enables us to have clean running water
Name some appliances used at home that are made from metals
Kitchen sink, used to was crockery and cutlery
Teapot, used to make tea and coffee
Pots, used to cook food
