Question
What is the difference between a substance and an object?
| Substance | Object |
| 1. Substances are made up of tiny particles. | 1. Objects are made using substances. |
| 2. Substances may or may not have definite shape. They occur in a specific state. | 2. Objects have definite shape. Their parts are put together in a particular way. |
| 3. Wood, aluminium, coal, iron etc are examples of substances. | 3. Table, chair, flower pots, lamp etc. are examples of objects. |
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| S | I | G | P | M | I |
| C | O | P | P | E | R |
| A | E | C | O | L | O |
| S | T | O | N | E | N |
(a) Stone tools : ………. Age.
(b) Copper tools and other copper objects : ………… Age.
(c) Iron tools and other iron objects : …………. Age.