1. We can say that mass of an object is 126 kg. 2. Length of one’s chest can be measured by using metre scale.

Question

True or False. 

1. We can say that mass of an object is 126 kg. 

2. Length of one’s chest can be measured by using metre scale. 

3. Ten millimetres makes one centimetre.

4. A hand span is a reliable measure of length. 

5. The SI system of units is accepted everywhere in the world.

Answer 1

1. True 

2. False 

3. True 

4. False 

5. True