gobar(cow dung) gas plant is a good example of scientific model with waste material.
how to make plant cell mole
A working model can be made of whatever kind of material is handy. The model should show the exact method of waste management in detail. For example, bins for recycling and where they will be located.
we can make wall hangings from waste.
A trigonometry model can be made out of waste material by using things like Popsicle sticks, string, and paper tubes. Various shapes and principles can then be represented using these commonly discarded items.
pleas help me to make a robot by using waste material
One can make a scenery with waste material in a few different ways. One could take paper scraps for example and make a picture with that.
They recycle the material and make car parts
RECYCLING .
plastic bottle
Small kids can make the best use of waste material by recycling the material in creative ways. For instance, they can use scraps of cloth and pipe cleaners to create animals and toys.
we can make India gate model by using waste material like- 1 news paper 2 redish brown paint 3 paint brush 4 black marker
Scientific theory is not a model but the model can be construct to represent how any scientific theory work. Model of a large system e.g. earth's climate would contain many scientific theory of different field to make it work.