Names of instruments
- Barometer
- Chronometer
- Sextant
- Quadrant
The quantities they measure
- Used for measuring altitudes and angles in navigation and astronomy
- Used for measuring atmospheric pressure
- Keeps very accurate time as the one that is used to determine longitude at sea
- Used for measurement of angular distances between two digits
Correct Answers
1. Used for measuring atmospheric pressure
2. Keeps very accurate time as the one that is used to determine longitude at sea
3. Used for measurement of angular distances between two digits
4. Used for measuring altitudes and angles in navigation and astronomy