Page 103 - Social Studies 4

Glossary

modifying - making partial or minor changes to something
diversification - the action of making or becoming more diverse or
varied
universe - all existing matter and space considered as a
whole; the cosmos
expansion - the action of becoming larger or more extensive
magma - hot fluid or semi-fluid material below or within the
earth’s crust
satellite - the moon such as celestial body or artificial
machine orbiting the earth or another planet
revolves - move in a circle on a central axis
gravity - the force that attracts a body towards the centre of
the earth
compression - flatten by pressure; squeeze or press

Teaching instruction: Put a tiny drop of ink on a balloon and blow it. Show the children the expanding
dot of ink, as space is such as elastic (Big-Bang Theory). Help them to understand about the existence
of plant and animals begin from one cell (Ameba/hydra, etc.) at first to multi cells (nucleus) and natural
diversification process helping them to adjust in time and environment accordingly( by being in different
shape, size, skills and ability as per the need of time or nature.)

exerciSeS
exerciSeS

1. Match the followings columns.
Column A Column B

a. Big Bang Theory produce heat and light

b. Universe revolve around the sun

c. The sun satellite, revolve around the earth
d. Planets expansion of space

e. Moon sun, moon, planets, galaxy

Megha's Integrated Social Studies - 4 99