social science models for science exhibition
Aim / Objective: To demonstrate the occurrence of solar and lunar eclipses and explain how the positions of the Sun, Earth, and Moon create these phenomena. Materials Required: Working Principle: Procedure: Observation: Conclusion: The model effectively demonstrates the mechanism of solar and lunar eclipses.It helps students understand the relative positions and motion of the Sun, … Read more
A wind vane is a device used to show the direction of the wind. It is also called a weather vane. Wind vanes are usually placed on rooftops, towers, or poles, where the wind can blow freely. How it works: This simple wind vane model shows how we can measure wind direction using basic materials. … Read more
This model demonstrates how a greenhouse creates a controlled environment to help plants grow. It traps heat from sunlight using a transparent cover, maintaining a warm and moist atmosphere inside. Greenhouses are used in agriculture to grow plants even in cold weather or poor soil conditions. This DIY model shows the greenhouse effect, temperature control, … Read more
Here’s how you can build a solar-powered irrigation working model with a DC water pump, solar panel, water tank, and paper cups for plants. Materials Needed: Solar Panel (6V-9V, 1W-5W) (to power the pump)DC Water Pump (3V-6V) (to lift water to the tank)Plastic Bottle (Water Tank) (for storing water)Paper Cups (to hold plants)Tubes or Straws … Read more
You can build an earthquake alarm working model with a school building concept, where the alarm is placed in the compound to alert students and people. Materials Needed: Cardboard & Color Paper (for the school building, compound, and landscape)Metal Ball or Pendulum (for vibration detection)Two Metal Strips or Aluminum Foil (to act as contact points)9V … Read more