Science Activity, suitable for students in the fourth year of elementary school, with questions about “Water on Earth”.
This science activity is available for download in an editable Word template, ready to print in PDF and also the completed activity.
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SCHOOL: DATE:
PROF: CLASS:
NAME:
a.( )Pollution is a modification that happens to the environment.
b.( )Chlorination is a kind of treatment for water purification.
c.( )The water of polluted rivers does not contain microbes.
d.( )Water is very important for living beings.
e.( )Pollution does not cause disease in human beings.
f.( )Pollution does not reduce the amount of water in the environment and dries up rivers.
g.( )The following are pollutants: chemical products released by industries, automobile smoke, etc.
2.Make the correspondence:
THE. (gaseous)
B. (solid)
Ç. (liquid)
( ) ice, snow
( ) River Sea
( )water vapor
3. Where does the water consumed by the urban population pass before reaching homes?
A:
4.Tick all the prayers that contain correct information about water.
a.( )Ocean is a large body of ice water.
b.( ) Steam is water in the gaseous state.
c.( ) In the water molecule there is only oxygen gas.
d.( )The symbol for oxygen is O.
e.( )Water dissolves several substances, so it is a solvent.
f.( ) Liquid water does not have its own form.
5. Complete the prayers with the words below:
Evaporate - Condense - Clouds - Rain - Ice - Solid - Liquid - Gaseous - Earth - Water - Drinking - Clean - Diseases - Sweet
The. Drinking water should be _________to avoid _________.
B. Drinking water is called _________.
ç. We must save _________.
d. On the earth's surface there is more water than _________.
and. On our planet there is more salt water than _________ water.
f. In nature, water can present itself in three physical states which are: _________, _________ and _________.
g. These droplets gather, become heavy and fall like _________.
H. The steam thus produced rises and becomes _________, thus forming droplets of water and crystals of _________. These come together and form the _________.
i. The waters of rivers, lakes and seas _________.
By Rosiane Fernandes Silva
At answers are in the link above the header.
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