Instrument for measuring blueness of the sky or ocean is called...............
1). Bathymeter
2). Ceraunograph
3). Cyanometer
4). Barometer
1. Which of the following is not an aerosol?
2. Earth is the _______ planet from the Sun.
3. Relative humidity is expressed as
4. When a strong beam of light is passed through a colloidal solution, the light will
6. Uranus is the _______ planet from the Sun.
7. An oil drop spreads over water because
9. If the diameter of a capillary is doubled, then the rise of water in it will be