material properties

material properties

Let us revise !

Guess a name for the image you see. Do you think it is a metal or a non-metal? Give reasons for your answer.

Identify the property

Which out of metals and non metals, do you think would display the same property?

What are these chains made of ?

Observe the difference between the previous image and the current one!

• Alloys are mixtures of two or more elements together

• Alloy steels have a wide range of special properties, such as hardness, toughness, corrosion resistance, magnetizability, and ductility

• Brass- Copper & Zinc

• Bronze- Copper & Tin

• 
  

Multiple Choice

CHOOSE THE CORRECT ANSWER

• These chains are rusted

• These chains are shiny

• These chains are strong

• These are made of alloys of iron (STEEL)

WHO IS HE ?

What are the advantages over the rusted iron?

What is this Object ?

Magnetic property

METALS MAKE RINGING SOUND ON BEING STRUCK (SONOROUSITY)

HOW ARE WE ABLE TO WRITE WITH A PENCIL?

Multiple Choice

What are pencil lead made up of?

• LEAD

• CHROMIUM

• IRON

• GRAPHITE