Page 157 - SST Class 06

meets the sea tide, an arm of inlet in backwaters beach is formed by deposits of marine sediments
is formed. This is known as an estuary. There are consisting of sand, shingle, cobbles, etc., on the
many estuaries on the western and eastern sea sea shore. Mariana Beach in Chennai is an
coasts of India. A cliff is a high steep face of a example.
rock near the coasts eroded by sea waves. A

Terminology

Armor : the metal coverings formely worn to protect the body in battle
Plunge : the act of jumping or diving into water
Accumulation : a mass or quantity of something that has gradually gathered or been acquired

Inside Story
Inside Story
g The word ‘core’ means the central part of something.

g There are differences in elevation and slope of various landforms both at the global level
as well as at the local levels.
g The names of the seven continents of the world are— Asia, Africa, Europe, Australia, North
America, South America and Antarctica.
g Eastern Asia borders the Pacific and is a region of highlands and islands.
g Africa is the world’s second largest continent by both land area and population.
g The ocean is a continuous body of salt water that covers more than 70 percent of the
earth’s surface.

A. Tick (3) the correct option.
1. The earth has an ____________ core and an ____________ core.

(a) outer (b) inner (c) both (a) & (b)
2. The relief at global level can be categorised into:

(a) two types (b) three types (c) four types
3. It includes 23 countries led by the USA as the largest economy in the world.
(a) North America (b) Asia (c) Africa

4. A large part of Asia in the north, lies within the Arctic Circle and remains very:
(a) cold (b) hot (c) humid
5. It is the second smallest continent.

(a) Asia (b) Europe (c) Australia
6. A mountain is a steep landmass, rising to at least ____________ meters above the
surroundings.
( a) 610 (b) 618 (c) 614

Social Science-6 157