Properties of metals Flashcards
1
Q
What are the fairly similar basic properties of metals?
A
Strong
Can be bent/hammered into different shapes
Good conductors of heat and electricity
2
Q
Everyday uses of metals:
A
Bridges/car bodies: because they’re strong and can be bent.
Ideal for making things that heat needs to travel through
Electrical wires: Because they conduct electricity well
3
Q
Properties/uses of copper:
A
Plumbing:
- Can be bent to make pipes and tanks
- Doesn’t react with water
- Conducts electricity
4
Q
Properties/uses of Aluminium:
A
Corrosion resistant and low density Used to make aeroplanes: Strong Can be bent into shape Light
5
Q
Properties/uses of Titanium:
A
Replacement hips:
Corrosion resistant so wont corrode with water
Not very bendy
Low density
6
Q
What happens to some metals when they are exposed to air and water?
A
They corrode
7
Q
How can we protect metals from corrosion?
A
Painting them
8
Q
What do metals lose when they corrode?
A
Their strength+hardness
