Q6 of 25 Page 20

Which pair of substance among the following would float in a tumbler half filled with water?

The substances which are lighter than water float on water. Among the given options, feather and plastic ball are much lighter than water. Hence, they both float on water.

More from this chapter

All 25 →
4

Boojho found a bag containing the following materials

(i) Mirror


(ii) Paper stained with oil


(iii) Magnet


(iv) Glass spectacles


Help Boojho in finding out the material(s) which is/are opaque.

 5

While doing an activity in class, the teacher asked Paheli to handover a translucent material. Which among the following materials will Paheli pick and give her teacher?

 7

Which among the following are commonly used for making a safety pin?

 8

Which of the following materials is not lustrous?