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Natural and
Man-made Materials
What are NATURAL materials?
• Natural materials are materials that
come from plants, animals and
rocks.
What are MAN-MADE materials?
• Man-made materials are materials
obtained from natural materials
through chemical processes.
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Natural and Man-made Materials
Plants Wood Chair, table, cupboard
Rubber Balloon, tyre, glove
Cotton T-shirt, cloth, scarf
Animals Fur Hat, sweater
Silk Cloth
Leather Handbag, belt, shoes
Rocks Metal Spoon, kettle
Soil Vase, claypot
Sources Natural Materials Objects
Table 1: Objects made of natural materials
Plastic Containers, ruler, bottle, straw, cup
Synthetic cloth
(nylon, rayon,
polyester)
Net, tent, raincoat, umbrella
Man-made
Materials
Objects
Table 2: Objects made of man-made materials
Natural materials Man-made materials
• Wood
• Metal
• Leather
• Soil
• Cotton
• Fur
• Rubber
• Silk
• Petroleum
• Natural gas
• Coal
• Plastic
• Synthetic cloth
• Man-made materials are produced from
petroleum.
• Petroleum is a natural material.
• This shows that man-made materials
come from natural materials.
Natural and Man-made Materials
Why Tyre nowadays is more
durable than the Tyre in the
ancient time?

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Natural and Man-made Materials

  • 2. What are NATURAL materials? • Natural materials are materials that come from plants, animals and rocks.
  • 3. What are MAN-MADE materials? • Man-made materials are materials obtained from natural materials through chemical processes.
  • 19. Plants Wood Chair, table, cupboard Rubber Balloon, tyre, glove Cotton T-shirt, cloth, scarf Animals Fur Hat, sweater Silk Cloth Leather Handbag, belt, shoes Rocks Metal Spoon, kettle Soil Vase, claypot Sources Natural Materials Objects Table 1: Objects made of natural materials
  • 20. Plastic Containers, ruler, bottle, straw, cup Synthetic cloth (nylon, rayon, polyester) Net, tent, raincoat, umbrella Man-made Materials Objects Table 2: Objects made of man-made materials
  • 21. Natural materials Man-made materials • Wood • Metal • Leather • Soil • Cotton • Fur • Rubber • Silk • Petroleum • Natural gas • Coal • Plastic • Synthetic cloth
  • 22. • Man-made materials are produced from petroleum. • Petroleum is a natural material. • This shows that man-made materials come from natural materials.
  • 24. Why Tyre nowadays is more durable than the Tyre in the ancient time?