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Science 2 Unit 3

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  • To change from solid to liquid do we heat or cool?
    Heat
  • Name an elastic material
    Rubber
  • Is water a liquid or a solid?
    Liquid
  • Does flour dissolve in water
    No
  • Is ice a solid or a liquid?
    Solid
  • To change from a liquid to solid do we heat or cool?
    Cool
  • Show me how you squash something
    :)
  • Does salt dissolve in water?
    Yes
  • Name a liquid
    :)
  • Show me how you squash something
    :)
  • How is this material changing?
    Twist
  • Does paper melt or burn?
    Burn
  • Does sugar dissolve in water?
    yes
  • When we melt something are we heating or cooling?
    Heating
  • How is this material changing?
    Bend
  • Does sand dissolve in water?
    No
  • To cook food do we heat or cool?
    Heat
  • What is an elastic material?
    Stretches and returns to original shape
  • Could I use a string to bungee jump?
    No, it needs to be an elastic material
  • When we heat something it will melt or _________
    Burn
  • Does rice dissolve in water?
    No
  • Show me how you bend something
    :)
  • How is this material changing?
    Melting
  • True or false: heating makes the temperature go down
    false. heating makes the temp go up
  • What do we have to do to glass in order to bend it?
    Heat it
  • Does butter melt or burn
    melt
  • Name a solid
    :)
  • Is a material that stretches a lot strong or weak?
    Weak
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