Sound — Science STD 6 — Question

The image obtained in the pinhole camera is …………. .

Changes where the original constituent substances cannot be obtained again from the new substances are called …………… changes.

A thermometer is used to measure …………… .

Friction between two rough surfaces is …………. than between two smooth surfaces. (greater, lesser)

Liquids have a …………… volume.

Materials that do not stick to a magnet are called ………….. materials.

If a bar magnet is cut into equal pieces by cutting it at right angles to its axis at two pieces …………… bar magnets are formed, and a total of …………… poles are formed. (6,3,2)

The shadow of an object is formed only when ………….. does not pass through the object.

Ice melts at …………… .

………….. of land is reduced if green trees and bushes are grown in it.