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- Write 'true' or 'false' for the following statements :1. The mass per unit volume of a substanceis called its density.2. A specially designed bottle is used forfinding density of solids.3. All forms of matter expand on heating andcontract on cooling.4. The speed can be found by dividing thedistance covered by the time.5. If the distances covered are fairly large, thespeed is expressed in cm/s. |
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Answer» ANSWER: 1.True 2.True 3.True 4.True 5.False
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