The periodic growth and drop of sea water level is known as:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 2 i.e. tide.
Tides are the regular rise and fall of sea levels caused by the gravitational forces exerted by the Moon and the Sun, along with the Earth's rotation. These periodic movements result in high tides and low tides occurring in predictable cycles.
A wave is a disturbance on the surface of a liquid body, especially the sea, in the form of a moving ridge or swell.
A sea current is a continuous, directed movement of seawater generated by a number of forces acting upon the water, including wind, the Coriolis effect, and differences in temperature and salinity.
A flood is an overflow of a large amount of water beyond its normal limits, especially over what is normally dry land.