Which one of the following consists of light continental rocks that over lie the dense rocks of ocean floors?

Which of the types of rocks contain fossil fuels?

The regular movement of water from one part of the ocean to another is called :

Which is the largest ocean in the world?

Name the rocks which are compact and smooth.

Which is a narrow stretch of land linking two landmasses and separating two water bodies?

Which of the following is the smallest ocean in the world?

Name the rocks which are used in building material.

The vast body of salt water that covers a considerable portion of the Earth's surface is called as an :

Which one of the following is an enormous source of energy?