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