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Unit 4. Matter

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  • is distillation used to separate a liquid from a solution or a solid from a mixture
    liquid from a solution
  • when you dissolve a solid in a liquid- does the solid disappear or is it in the liquid?
    in the liquid
  • is the density mass divided by volume or mass x volume?
    mass divided by volume
  • physical or chemical change: when paper burns it's a _______
    chemical change
  • is the substance that dissolves calle the solute or the solvent
    solute
  • (T/F): metal is a thermal insulator
    false
  • is strawberries and cream a solution or a heterogenous mixture
    heterogenous mixture
  • is a mixture where you can see spereate parts homogenous or heterogenous
    heterogenous
  • (T/F): glass is a fragile material
    true
  • (T/F): steal is a tough material
    true
  • (T/F): wood and plastic are thermal conductors
    false
  • physical or chemical change: when we move a ball it's a _______
    physical change
  • is hot chocolate a solute or solvent?
    solute
  • is the unit of volume a meter or a cubic meter
    a cubic meter
  • is the unit of volume a meter or a cubic meter
    a cubic meter
  • is a solution a homogenous mixture or heterogenous mixture
    homogenous
  • (T/F): a diamond is a soft material
    false
  • physical or chemical change: when when we fold paper it's a _____
    physical change
  • is filtration use dot separate a liquid form a solution or an insoluble solid from a mixture
    insoluble solid from a mixture
  • (T/F): polythene is an elastic material
    false
  • (T/F): pepepr is an insoluable material
    true
  • which has a bigger volume: balloon or golfball
    balloon
  • physical or chemical change: when we warm milk it's a _______
    physical change
  • physical or chemical change: when water evaporates it's a _______
    physical change
  • what can we calculate if we put a stone in a jug of water: its mass or volume?
    volume
  • is a kilogram a unit of mass or volume?
    mass
  • physical or chemical change: when iron rusts it's a _____
    chemical change
  • physical or chemical change: when a banana rots it's a _______
    chemical change
  • physical or chemical change: when milk ferments it's a _______
    chemical change
  • (T/F): salt is asaluble material
    true
  • what do we use to measure mass: scale or a ruler?
    scales
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