Wednesday 7th August 2024
Properties of Water
Adhesion is the attraction between different substances (e.g., water and paper).Cohesion is the attraction between molecules of the same substance (e.g., water molecules)
Walking water experiment
Aim-To observe the movement of water through a substance
The water will socke the paper tawale.
- The paper chand colour.
2.The colour is mixing.
3.in the middle the colours mixing are blue and yellow make green red and yellow make orange.
The paper was wasted and the water won’t be used aging.
AIM: To find out how many drops of water can fit on a 20 cent coin
MY HYPOTHESIS/PREDICTION: I think____25____( your number) drops will fit on the coin
EQUIPMENT: Pipette, paper towel, water, plastic cup, coin
METHOD:
Place the coin on the paper towel
With a pipette draw up water from the plastic cup
Have turns in your groups to gently press droplets of water out of the pipette onto the coin
Count the number of droplets on your coin
Stop when the water spills over onto the paper towel
RESULTS: Record the results of my group it was 24 and 25
CONCLUSION: Why do you think this happened?
I think that the coin was flat and the water had not to move.