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States and Changes in Matter and Pure Substances ...

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  • What is it called when a gas becomes a liquid? For exampe when steam becomes water?
    Condensation
  • True or False: Liquids can change shape
    True. They can change their shape dependending on the container they are in.
  • What state of matter is a rock?
    solid
  • True or False: Salt is a pure substance (only made of 1 ingredient)
    True
  • True or False: Gas can change its volume
    True
  • What state of matter is carbon dioxide?
    Gas
  • True or False: Matter can change its state (from liquid to gas, liquid to solid etc) because of a change in temperature
    True. For example when Ice is hot it will melt and when water is cold it can freeze into ice
  • What are the 3 states of matter?
    Solid , Liquid and Gas
  • What state of matter is milk?
    liquid
  • Is it a homogeneous or heterogeneous mixture?
    heterogenous - you can see the different components (the different fruit)
  • Choose can or can't: In a heterogeneous mixture you can/can't see the different components clearly
    can
  • What is it called when a liquid becomes a gas?
    Evaporation
  • True or False: Gas can change shape
    True. Gas spreads and changes shape to fill the space
  • True or False: Solids change their volume
    False - solids do not change their volume
  • Is it a homogeneous or heterogeneous mixture?
    homogeneous - You cannot see the different components 
  • Choose can or can't: In a homogeneous mixture you can/can't see the different components clearly 
    Can't
  • What is it called when a liquid becomes a solid?
    Solidification
  • True or False: Only Solids are matter
    False: Matter can be solid, liquid or gas
  • True or False: Mixtures only one component (ingredient)
    False: They have more than pne component
  • What is it called when a solid becomes a liquid?
    Melting
  • True or False: Solids can change shape
    False: A solid does not change shape
  • Matter with only one component (ingredient) is called: A pure substance or a mixture
    A pure substance
  • True or False: Liquid can change its volume
    True