We made research of the rivers and streams in the neighbouthood of our schools - measurement of their depth, width,... Here are our results:
| Country | Watercourse | Measured on | Length | Width | Depth | Speed | pH | Animals |
| CZ | Mže | 4th June 2018 | 106,5 km | 12 m | 30 cm | 0,69 km/h | 5,5 | mallard muskrat invertebrates |
| CZ | Václavský potok | 20th June 2018 | 5,96 | 1 m | 20 cm | 0,76 km/h | 5,3 | Eurasian beaver invertebrates |
Slovakia
First we found the places in Slovakia with mineral waters.
Then we found out the name of the spring and the composition of mineral water. Next we found out the PH of the water, its hardness and we compared it with mineral waters in Sliač spa resort.
Polska
WATER TESTING CARD / KARTA BADANIA WODY
11.06.2018 Mielżyn, river/rzeczka Struga
Water testing card.Karta badania wody.docx - uzupełniona.docx.pdf
Water testing card.Karta badania wody.docx - uzupełniona.docx