Class 07 Social Science Water CBSE Questions & Answers

In India 2004 tsunami worst affected areas are as follows except

The rhythmic rise and fall of ocean water twice in a day is called a

During the full moon and new moon days, the sun, the moon and the earth are in the same line and the tides are highest. These tides are called

When the moon is in its first and last quarter, the ocean waters get drawn in diagonally opposite directions by the gravitational pull of sun and earth resulting in low tides. These tides are called

____ are streams of water flowing constantly on the ocean surface in definite directions

The ____ originate near the equator and move towards the pole

What fraction of earth is covered by water

The Labrador Ocean current is ___ current while the Gulf Stream is a ___ current

Following are the Warm current except

The process by which water continually changes its form and circulates between oceans, atmosphere and land is known as the

Water bodies contain salty water are

Which river is the longest river in the world

Common salt that we mostly eat is

The average salinity of the oceans is

Dead sea in