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5A - M2
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An ____ is a layer of rock or soil that holds water.
aquifer
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What is an atmosphere?
The atmosphere is the layer of gases surrounding Earth.
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Diseases spread through contaminated water are called _________ diseases.
waterborne diseases
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What cloud type is shown?
cumulus
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A disease that causes blood in the urine and sometimes in the faeces.
bilharzia
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When water, in the form of rain or snow, falls from the clouds to the ground, it is called ________.
precipitation
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A cloud type that is fluffy and associated with fair weather.
cumulus
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State the correct order for the water treatment process. (grid > ...)
grid > settlement tank > filter bed > chlorination plant
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In which layer of the atmosphere can you find the ozone layer?
stratosphere
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What cloud type is form in layers?
stratus
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What do you call the process when water vapor cools, turning into liquid and forming clouds?
condensation
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How many layers does the atmosphere have? Name them in correct order.
troposphere, stratosphere, mesosphere, thermosphere, and exosphere
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How do doctors normally treat patients with typhoid?
with antibiotics
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_____________ water is not safe to drink.
Contaminated
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Smoking is ________ to your health.
dangerous
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Drivers should maintain vehicles _______.
regularly
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Water from water sources is not safe to drink because it may contain ___________.
germs
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What should we do to make water safe to drink?
purify it (filter and boil)
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_____________ trees from burning or cutting.
protect
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What is shown in the picture?
renewable energy sources
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To conserve water means to ______.
save it
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Filtered water may still contain ________, so we must boil it.
germs
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The loss of water from plants through their leaves is called ____________.
transpiration
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A disease that affects the liver and causes yellowing of the skin, tiredness, and fever.
hepatitis
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True or False. Smoke is one of the air pollutants.
True
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What cloud type is shown?
stratus
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What is added to water to kill germs during treatment?
chlorine
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True or False. Pollution only harms people and not animals.
False
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What is the most abundant gas in the atmosphere?
nitrogen
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What cloud type is shown?
cirrus
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Name one thing you can you find in the thermosphere?
aurora, ISS
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Give three examples of things that increases air pollution.
deforestation, waste burning, smoking...
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What do the 3Rs mean?
reduce, reuse, recycle
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What cloud type has thin and wispy clouds?
cirrus
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When water from oceans or rivers turns into water vapour, it is called _________.
evaporation
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Meteors burn up in which layer of the atmosphere?
mesosphere
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