Study

Changes of State + Temperature

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  • A material that takes up space and has mass.
    Matter
  • True or False: Gases cannot be compressed.
    False
  • The tool used to measure temperature.
    Thermometer
  • The change of state caused mainly by cooling.
    Freezing or Condensation
  • The three common states of matter.
    Solid, Liquid, Gas
  • A state of matter that has a fixed shape.
    Solid
  • A thermometer that shows temperature using colors.
    Thermal scanner or Color Temperature Scanner
  • The change of state caused mainly by heating.
    Melting or Evaporation
  • A thermometer that shows temperature using digital numbers.
    Electronic Thermometer
  • True or False: The bulb of a thermometer holds the liquid.
    true
  • The process when a solid changes into a liquid because of heat.
    Melting
  • True or False: Hot water evaporates faster than cold water.
    True
  • The part of a thermometer that senses temperature.
    Bulb
  • True or False: Water can exist only as a liquid.
    False
  • True or False: Electronic thermometers can use colors to show temperature (like thermal scanner)
    True
  • True or False: Cold objects usually feel colder than our body temperature.
    true
  • True or False: Freezing is caused by heating.
    False
  • True or False: Gases have a fixed shape.
    False
  • True or False: Solids can easily be compressed.
    False
  • The safest way to tell if something is hot or cold without tools.
    Comparing with body temperature
  • The unit used to measure temperature.
    Degrees Celsius / °C
  • The measure of how hot or cold something is.
    Temperature
  • True or False: Matter takes up space and has mass.
    True
  • True or False: A thermometer must be read using its scale.
    True
  • The liquid inside a glass thermometer.
    Red or metallic Gray liquid
  • The state of matter that can be compressed easily.
    Gas
  • True or False: Liquids have a fixed shape
    False
  • Water droplets formed on cold leaves in the morning.
    Dew
  • The change of state when a gas becomes a liquid.
    Condensation
  • The change of state when a liquid becomes a solid.
    Freezing/Cooling
  • True or False: Temperature affects how fast evaporation happens.
    True
  • True or False: Dew is formed by condensation.
    True
  • The state of matter that takes the shape of its container.
    Liquid
  • True or False: Condensation happens when a gas cools down.
    True
  • True or False: Evaporation is caused by heat.
    True
  • The process when a liquid changes into a gas.
    Evaporation