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States of Matter

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  • What happens when water evaporates?
    Particles of the water vapor are spaced further apart.
  • The graph below shows part of the cooling curve of a substance. Which states of matter identify P, Q, and R?
    P: Gas, Q: Gas and Liquid, R: Liquid
  • Which state of matter is closely arranged and vibrates in fixed positions?
    solid
  • An inflated balloon is placed in a refrigerator. Describe the movement of the gas particles in the balloon.
    The particles move more slowly and become closer together.
  • What happens to the kinetic energy of particles, if the thermal energy increases?
    It will increase.
  • What happens to the evaporation rate if you increase the energy?
    It will increase
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