Study

Matter and Energy

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  • Say the properties. A scrubber is ____________________________ .
    Soft / rough
  • When you heat ice it changes into _____________.
    a liquid or water
  • Name three types of fossil fuels.
    Coal, oil and natural gas.
  • Name a problem that comes from using non-renewable energy sources.
    Pollution or contamination
  • ___________ is the amount of matter.
    Mass
  • Say the properties. A glass is ____________________________ .
    hard / smooth / rigid
  • Hydroelectric energy comes from _______________________.
    moving water
  • Say the properties. A brick is ____________________________ .
    hard / rough / rigid
  • Coal is... renewable or non-renewable?
    non-renewable
  • ___________ take the shape of the container they are in.
    Liquids
  • This is a ______________________.
    wind turbine
  • ______________ is organic material, such as wood and food waste. We can burn it to make heat or electricity. .
    Biomass
  • Name four sources of renewable energy.
    Solar energy, wind energy, hydroelectric energy, bioenergy
  • ___________ expand to occupy as much space as possible.
    Gases
  • We use ______________ to change sunlight into electricity.
    solar panels
  • ___________ have their own shape.
    Solids
  • Say the properties. A elastic band is ____________________________ .
    flexible / soft/smooth
  • This is a ________________.
    dam
  • Heterogeneous or homogeneous mixture?
    Homogeneous
  • What is the disadvantage of using solar energy?
    They are only practical in sunny climates.
  • Name the three states of matter.
    Solid, liquid and gas.
  • ___________ is the space matter occupies.
    Volume
  • __________________ energy sources are unlimited.
    Renewable
  • Solar energy is... renewable or non-renewable?
    Renewable
  • What do we use to burn biomass?
    Stoves
  • Heterogeneous or homogeneous mixture?
    Heterogeneous
  • When you heat liquid water, it changes into ______________. Water ________________.
    gas / evaporates
  • The solar energy comes from _______________.
    The Sun
  • When you cool water vapour, it changes into a liquid. Water ____________
    condenses