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Q4 review

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  • name 1 material that is insulating
    wood, plastic, rubber, cardboard, cloth
  • Why are so many toys made out of plastic?
    A lot of toys are made out of plastic because…
  • What do ice-cream and plastic toys have in common?
    they cant melt
    they are always liquid
    they are both cold
    they can both be melted into any shape
  • what properties will clothing have when it is hot outside?
    opaque, breathable, absorbent, light
  • metal is: nuocdgtnic
    conducting
  • What material do we use to make a backpack?
    Rock because it is strong.
    wood because it is stiff.
    Glass because it is transparent.
    cloth because it is light.
  • Why was it easier to make plastic toys instead of wooden toys?
    Plastic doesn’t grow in the ground.
    Plastic doesn’t need to be carved (cut) by hand.
    Plastic can be painted different colors.
  • name one material that is conducting
    metal, cement, some rocks,
  • can you name 3 opaque materials?
    plastic, metal, wood, cotton,
  • what properties will clothing have when it is cold outside?
    heat trapping, not breathable, waterproof,
  • this material is: nsiltgauin
    insulating
  • Rainboots are ........
    heaavy
    conducting
    waterproof
    tranparent
  • Why are oven mitts NOT made out of metal?
    Metal is conducting and gets too hot
    Metal is insulating
    Metal is too heavy
  • What kind of material do we need for a raincoat?
    Paper because it is light.
    Wood because it is opaque
    Plastic because it is waterproof.
    Metal because it is shiny.
  • A sponge is ..........
    conducting
    waterproof
    absorbent
    opaque
  • An umbrella is absorbent.
    true
    false