2. • 70% of our body is water. No life
without water. It is important what kind of
water we drink.
Contaminated water
Clean water
3. • We have to drink clean and healthy water.
• Rainwater – it WAS clean,but nowadays it’s
not.
• Today, rainwater falls through kilometers of
unclean air.
Unclean air
4. • Boiled water – when we boil water, we kill
bacteria but we don’t remove chemicals.
Boiling water
5. • Water from water supply. What is it?
• Is it the same everywhere?
• It depends on source it comes from.
• Water supply pipes ‘’pollute’’ water.
• This water often contains chlorine and it’s very
bad.
6. • There is water which is very healthy.
• We explored it with experiments.
• That’s our Vrba. A creek or rivulet -doesn’t
matter.
7. • We all together have to do the best we can to
protect Vrba, our natural good, because Vrba
is clean water and clean water is health.
8. • There’s a national park called ‘’Slapovi Krke’’
in which there are drops of our creek Vrba.
9. Made by
Luka Domazet, 7th grade
Jovanka Momčilović, maths and physics
teacher
10. Made by
Luka Domazet, 7th grade
Jovanka Momčilović, maths and physics
teacher
