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Q4 review

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