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Changes in Matter

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  • Is it reversible? - toasting bread
    no
  • What we observe when we look at matter.
    their properties
  • When matter can be changed and then changed back to the original form - we call that
    reversible
  • Is it reversible? -
    yes
  • What is the tool we use to measure the temperature?
    thermometer
  • Is it reversible? -
    yes
  • Is it reversible? - building and breaking Legos
    Yes
  • Is it reversible? - breaking a crayon
    no
  • What will happen if you heat matter?
    it can melt or burn
  • What is everything made up of?
    Matter
  • Is it reversible? - folding a paper airplane
    yes
  • Is it reversible? - cutting a cake
    no
  • How hot or cold something is?
    the temperature
  • Is it reversible? -
    no
  • When we put things together, we ______________ it.
    assemble
  • What will happen if you add cold temperatures to matter?
    it can freeze
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