Question

A potter working on his wheel shaped a lump of clay into a pot. He then baked the pot in
an oven. Identify the above two changes as chemical or physical changes.​

Answer 1

Answer: I"C"

The reflecting surface of a spherical mirror forms a part of a sphere. The centre of this sphere. This point is called the centre of curvature of the spherical mirror. Center of curvature can also be defined as the point in the centre of the sphere from which the mirror was sliced. It is represented by the letter C. Please note that the centre of curvature lies outside the mirror's reflecting surface. The centre of curvature of a concave mirror lies in front of it. However, it lies behind the mirror

Explanation: