CTET 2 Social and Science Jan 2021 Paper

By using teaching-learning materials a teacher may try to make the concept of a subject more clear to students. These are very useful in Social Science classroom teaching-learning process.
Thus, with the help of globe and a source of light like a torch, a teacher can demonstrate rotation of the Earth, procedure of day and night, which is the outcome of the rotation of Earth on its axis, and also seasonal variation.