Standardization of Units

Q. Which of the following is the SI unit of time?

1. Second
2. Kilogram
3. Metre
4. Degree

Q. The SI unit of length is

1. metre
2. centimetre
3. kilometre

Q. The capacity of a 1 litre bottle, half filled with water is half a litre.

1. False
2. True

Q. The measure of warmth or coldness of a substance or an object is called its .

1. temperature
2. length
3. volume
4. time

Q.

SI Unit of length is _______.

1. Metre

2. Kilometre

3. Centimetre

4. Millimeter