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Forces and properites of matter

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  • Is glass transparent or opaque?
    Transparent: It lets light pass through
  • True or False: Forces can change the direction of a moving object
    True
  • What happens to brittle materials like glass when we apply force?
    They break
  • True or False: Forces can change the shape of an object
    True
  • Why are glasses made of glass and not another material such as wood?
    because glass is transparent so it lets light through and we can see through it
  • True or False: Plastic materials do not go back to their original shape when force is removed
    True
  • Is paper a good material for shoes? Why/Why not?
    No because paper is permeable (lets water pass through)
  • Choose the correct word to finish the sentence: Thermal coductors transmit .... heat, water, light
    heat: Thermal conductors transmit heat
  • True or False: Forces can make objects start moving
    True
  • Is wood Opaque or Transparent
    Opaque: It does not let light pass through
  • True or False: Wellington boots are impermeable
    True
  • True or False: Forces can change the speed of a moving object
    True
  • Choose does or doesn't: An Insulator _____ transmit heat.
    Doesn't: An insulator doesn't transmit heat
  • True or Flase: Elastic materials break after force is applied
    False: They go back to their original shape when the force is removed