1. Water in our daily life
a) Name three different ways in which water is used in our daily life.
b) Give suggestions to save water in the three situations you mentioned above.
2. Human organism and water
a) How much water is there in the body?
b) What body contains more water a female or a male one?
C) Name the distribution of water in plasma, muscles and brain.
d) How does your body use water? Name four ways.
e) How can you deal with dehydration?
3. What’s making water dirty?
a) What’s making water dirty? Name three pollutants.
b) How do scientists know that water is dirty?
4. The negative effects of human activity on water
a) Name two negative effects of human activity on water
b) Name three diseases produced by the lack of water or polluted water.
5. Consequences of water pollution
a) How can water pollution affect living things?
b) What would you do to protect this species from death?
6. Global warming and its effects on water
a) What are the effects of global warming on water?
b) If you live near the sea, how could you be affected?
c) Which decade has been the warmest one?
d) Do you think this decade is going to be even warmer than the previous one? Why?
e) Name four natural processes that cause weather climate warming or cooling.
f) What is the chemical element affecting the atmosphere?
7. How to keep our water clean and safe
a) Name 5 ways to keep our water clean.
8. The water cycle
a) What are the two words to summarize the water cycle?
b) Name the stages of the water cycle.
9. The tides
a) What is a tide?
b) Why do they happen?
10. The Humboldt current
10. The Humboldt current
a) Where is this current located?
b) Why is it important?
c) What are some problems affecting species in this current?
11. The El Niño Phenomenon
a) What is the characteristic of water in this phenomenon?
b) What are the effects of this current?
c) How did it get its name?
d) What are some effects of this current in economy?
e) What are some positive effects of this current?
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