Game Preview

Physical and chemical changes

  •  English    3     Public
    Physical changes and chemical changes
  •   Study   Slideshow
  • Ice melting into water is an example of what kind of change?
    Physical changes
  •  15
  • Which of the following is a sign of a chemical change? A. Cutting paper B. Boiling water C. Burning wood D. Melting chocolate
    Burning wood
  •  15
  • What happens to the molecules in a physical change? A. They disappear B. They change into new substances C. They stay the same but move differently D. They explode
    They stay the same but move differently
  •  20