1. The eye should be placed –

2. The error due to incorrect eye positioning while measuring length is called –

3. The scale should be placed such that it –

4. The smallest division on a centimetre scale represents –

5. What is the standard unit of length in the International System of Units (SI)?

6. Which of the following is the correct abbreviation for "kilometer"?

7. Which tool is most commonly used to measure the length of a pencil?

8. How many centimeters are in meter?

9. Which of the following units is the smallest?

10. Convert kilometers to meters.