CBSE Geography Class 7
Our Changing Earth
Our Changing Earth - Chapter Wise CBSE Solved Question and Answer Based On NCERT
Points To Remember:
- The earth’s crust consists of several large and small plates which carry continents and the ocean floor.
- There are three types of earth quake waves: longitudinal waves, transverse waves and surface waves.
- Seismograph is the machine through which earth quake is measured.
- The magnitude of the earth quake is measured on Richter scale.
- The highest water fall is Angel Fall is in South America.
- The landscape is being continuously worn away by two process: Weathering and Erosion.
- The place where the movement of the earth quake starts is called Focus.
- The place on the earth surface above the focus is called the Epicentre.
- Endogenic forces and Exogenic forces are the forces which result into changes on the earth surface.
- Mushroom rocks are found in the area desert region.
