Materials and Their Properties
 
  1)   Is water  
    a. solid
    b. liquid
    c. gas
    d. none of these
 
  2)   Which of these is NOT a metal?  
    a. copper
    b. iron
    c. lead
    d. slate
 
  3)   Burning is a:  
    a. reversible physical change
    b. reversible chemical change
    c. irreversible physical change
    d. irreversible chemical change
 
  4)   When salt is added to water, you get:  
    a. a suspender
    b. a solution
    c. a suspension
    d. a solidification
 
  5)   Which of these is the definition of a thermal insulator?  
    a. something that won't let heat pass through it
    b. something that won't let light pass through it
    c. something that will let heat pass through it
    d. something that will let light pass through it
 
  6)   Which of these words is NOT a property of materials?  
    a. transparent
    b. flexible
    c. fabric
    d. hard
 
  7)   Which of these fabrics is man-made?  
    a. nylon
    b. silk
    c. cotton
    d. wood
 
  8)   In which sort of rock can you find fossils?  
    a. igneous
    b. metamorphic
    c. sedimentary
    d. volcanic
 
  9)   What happens to the particles in a solid?  
    a. they have lots of space around them
    b. they are loosely packed together
    c. they are tightly packed together
    d. they move around a lot
 
  10)   What happens to water vapour on a cold window?  
    a. it evaporates
    b. it freezes
    c. it condenses
    d. it solidifies
 
  11)   Which of these describes a physical change?  
    a. it can be reversed
    b. it can't be reversed
    c. it reacts to heat
    d. it reacts to cold
 
  12)   Which of these is NOT a chemical change?  
    a. iron rusting
    b. bread baking
    c. dead animals decaying
    d. ice thawing
 
  13)   At what temperature does water freeze?  
    a. 100° C
    b. 10° C
    c. 0° C
    d. -10° C
 
  14)   The spaces between molecules in a gas are:  
    a. bigger than in a solid
    b. smaller than in a liquid
    c. the same size as in a solid
    d. the same size as in a liquid
 
  15)   Which of these is NOT part of the water cycle?  
    a. water vapour condenses
    b. the sea evaporates
    c. the sun heats up the sea
    d. the clouds evaporate
 
  16)   Chromatography is:  
    a. separating solids from liquids by filtering
    b. separating soluble liquids from water by evaporating
    c. separating colours with water and filter paper
    d. separating insoluble solids using a sieve
 
  17)   Which word means that light can't pass through a material?  
    a. translucent
    b. opaque
    c. transparent
    d. insulated
 
  18)   Which change is taking place on the sea?  
    a. melting
    b. freezing
    c. evaporation
    d. condensation
 
  19)   What would you do to salt water to make pure water?  
    a. boil it
    b. distil it
    c. filter it
    d. add chlorine to it
 
  20)   If you pour salt into warm water until no more dissolves, then the solution is now:  
    a. dissolved
    b. saturated
    c. evaporated
    d. concentrated
 
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Created by Gillian Hartley, Broughton C of E Primary 2002
 
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