Activity based teaching learning science floating/sinking
Essence: To develop Concept of Floating and Sinking experimentally, so as to understand
1. Iron Nail sink but iron ship floats.
2. Submarine
Explain: YouTube Video to brief Relative density
Elaborate: Video for ship and submarine:
Explore:
1.Material required: clay, tub/ bowl, lemon, cork tomato, nail, tumbler, salt
2. Taking a bowl containing water
3. Putting lemon , tomato and nail one by one in water and observe
S.no Item Float/sink
1 Lemon
2 Tomato
3 Nail
4 cork
4. In a tumbler, taking salt solution , lemon floats.
5.Taking clay and making a ball. Putting in water. It sinks. Making a boat from a clay. It floats
(Ship floats nail sink explanation)
6. Taking same boat on water .pouring some water in the boat , It is Sinking now.
(Explanation submarine)
Evaluate:
1. Learning skill- Rainbow mind map based on video
2. Practical Skill
3. Thinking Skill
4. Team work
Experience: Students learn
1.About R.D
2. Concept of Sinking/ Floating
Reason for ship floating also about submarine.