Study

5A - M2

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  • An ____ is a layer of rock or soil that holds water.
    aquifer
  • What is an atmosphere?
    The atmosphere is the layer of gases surrounding Earth.
  • Diseases spread through contaminated water are called _________ diseases.
    waterborne diseases
  • What cloud type is shown?
    cumulus
  • A disease that causes blood in the urine and sometimes in the faeces.
    bilharzia
  • When water, in the form of rain or snow, falls from the clouds to the ground, it is called ________.
    precipitation
  • A cloud type that is fluffy and associated with fair weather.
    cumulus
  • State the correct order for the water treatment process. (grid > ...)
    grid > settlement tank > filter bed > chlorination plant
  • In which layer of the atmosphere can you find the ozone layer?
    stratosphere
  • What cloud type is form in layers?
    stratus
  • What do you call the process when water vapor cools, turning into liquid and forming clouds?
    condensation
  • How many layers does the atmosphere have? Name them in correct order.
    troposphere, stratosphere, mesosphere, thermosphere, and exosphere
  • How do doctors normally treat patients with typhoid?
    with antibiotics
  • _____________ water is not safe to drink.
    Contaminated
  • Smoking is ________ to your health.
    dangerous
  • Drivers should maintain vehicles _______.
    regularly
  • Water from water sources is not safe to drink because it may contain ___________.
    germs
  • What should we do to make water safe to drink?
    purify it (filter and boil)
  • _____________ trees from burning or cutting.
    protect
  • What is shown in the picture?
    renewable energy sources
  • To conserve water means to ______.
    save it
  • Filtered water may still contain ________, so we must boil it.
    germs
  • The loss of water from plants through their leaves is called ____________.
    transpiration
  • A disease that affects the liver and causes yellowing of the skin, tiredness, and fever.
    hepatitis
  • True or False. Smoke is one of the air pollutants.
    True
  • What cloud type is shown?
    stratus
  • What is added to water to kill germs during treatment?
    chlorine
  • True or False. Pollution only harms people and not animals.
    False
  • What is the most abundant gas in the atmosphere?
    nitrogen
  • What cloud type is shown?
    cirrus
  • Name one thing you can you find in the thermosphere?
    aurora, ISS
  • Give three examples of things that increases air pollution.
    deforestation, waste burning, smoking...
  • What do the 3Rs mean?
    reduce, reuse, recycle
  • What cloud type has thin and wispy clouds?
    cirrus
  • When water from oceans or rivers turns into water vapour, it is called _________.
    evaporation
  • Meteors burn up in which layer of the atmosphere?
    mesosphere