When we write on paper , the ink sticke to the paper ?

When teacher writes on a board, chalk particles stick to the board /

A fish tank is in the form of a cuboid, external measures of that cuboid are 80 cm times 40 cm times 30 cm . The base, side faces and back face are to be covered with a coloured paper. Find the area of the paper needed.

In a wedge formula,how are the following bonds represented? Write one example to illustrate the above the plane of paper

Intext Question. Take two convex lenses of different sizes. Collect sunlight on a paper using one of the lenses. The paper will start burning after a while. Note the time required for the paper to start burning. Repeat the process for the second lens. Is the time required the same in both cases? What can you tell from this?

Mendel presented paper at the meeting of the Natural HistorySociety of Brunn.It was published in the journal

Answer the following questions : Take two similar pages from your notebook. Crumple one paper and allow this and the other paper to fall on the ground simultaneously. What do you observe ?

Choose the correct options When the bodies stick together after collision, the collision is said to be

In how many ways can 7 examination papers be arranged so that paper 1 and paper 2 never come toghether?