Study

Water cycle and saving water

  •   0%
  •  0     0     0

      Back   Restart
  • The water vapour in the air changes from gas to a liquid. What is the process called?
    Condensation
  • Water that is released from clouds in the sky; includes rain, snow, sleet, hail.
    Precipitation
  • What does cloud formation depend on?
    Temperature, humidity, pressure
  • List the steps of the water cycle.
    1. Evaporation 2. Condensation 3. Precipitation 4. Collection
  • Water in the gaseous state of matter
    Water vapour
  • How many litres of water can you save if you turn of the tap while you brush your teeth?
    18 litres
  • World water day is on
    22nd March every year
  • The precipitation collects in rivers, lakes and oceans. What is the process called?
    Collection
  • To turn (change) from a gas into a liquid.
    Condense
  • At what temperature does water freeze?
    0 degrees Celsius
  • Why should you water the garden in the early morning or in the late afternoon?
    Because it will reduce evaporation
  • What type of energy controls evaporation and condensation?
    The sun producing heat energy.
  • At what temperature does water boil?
    100 degrees Celsius
  • How is a cloud formed?
    By the condensation of water vapour.
  • Layers of gas that surround a planet and keep it warm.
    Atmosphere
  • The heat from the sun turns water of rivers, lakes and oceans into a gas. What is the process called?
    Evaporation
    • Your experience on this site will be improved by allowing cookies.