Question

CH 8

PROPERTIES OF WATER

WORKSHEET 2

1. Write the name of four substances that float on water.

four substances that float on water are



2. Give two examples of each:

a. solid which float on water



b. solids which sink in water



3. Classify the following materials into groups on the basis of whether they float on the surface of water or sink in it.

eraser, Chalk piece, marble, wood shaving, ice cube, 10 rupee coin, cooking oil, cork



Float on the surface of water Sink in water









​

Answer 1

Wooden block, Paper, Balloon, Hair, plastic bottle, wooden logs, Boat etc. will float on water. A few of these like hair, balloon can float on kerosene or oil. Generally, substances have less density than oil and water can float.

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