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UKA Grade 7 Science

  •  English    26     Public
    Review
  •   Study   Slideshow
  • What state of matter?
    Solid
  •  15
  • What state of matter?
    Liquid
  •  15
  • What state of matter?
    Gas
  •  15
  • Changing state - Solid to Liquid
    Melting
  •  15
  • Changing state - Liquid to Gas
    Evaporation
  •  15
  • Changing state - Gas to Liquid
    Condensation
  •  15
  • Changing state - Liquid to Solid
    Freezing
  •  15
  • What temperature is boiling point for water?
    100 degrees celcius
  •  15
  • What temperature is the freezing point for water?
    Zero degrees celcius
  •  15
  • Can a solid compress?
    No, it can't
  •  15
  • Can a liquid flow?
    Yes it can.
  •  15
  • Can you compress a gas?
    Yes, you can.
  •  15
  • When you heat something do the particles move slower or faster?
    Faster
  •  15
  • When you freeze something do the particles move slower or faster?
    Slower
  •  15
  • What 3 factors affect diffusion speed
    Temperature, Particles size and the state of the substance
  •  25
  • When a gas is heated what happens to pressure?
    It increases
  •  25