The City School
Jr. B PECHS
Grade 3 Social Studies Reinforcement Worksheet
Q1. Fill in the blanks
Natural Gas:
1. The sun is the primary source of energy
for the __________________.
2. Light is taken up by all the plants and
also by the plants found in the ____________.
3. The sun energy is transferred into these
____________.
4. When these plants die they fall to the
ocean floor and get buried under the _________________.
5. Over _______________of years the buried
bodies, slowly break down and turn into gas.
6. This is how sun’s energy which was once
stored in the plant bodies, now get transferred into the _____________________.
7. We take the gas through ______________.
Oil
1. The sun gives out ___________ which is the
primary source of energy on earth.
2. Plants take up the light and _____________
it within them as food.
3. In the sea these plants are consumed by
the__________________ .
4. Than this sun’s energy get transferred
from these ___________ to the sea creatures.
5. When these creatures ___________ their
bodies fall into ocean beds.
6. Buried under the ____________.
7. Over millions of years due to weight these
die bodies turned into thick liquid called________________.
8. This oil is drilled out , __________ to
use.
Coal:
1. The ________ gives out light which is the
primary source of energy.
2. Plants takes up light and store it within
them as __________.
3. When plants die, they fall to the ground
and are buried under the ___________ and sediments.
4. Slowly, over millions of years, they
turned into ______.
5. So the energy which was stored in the
__________ is now stored in coal.
6. We mine and __________ it to release the
energy.
Q2. Complete this Venn diagram below to
show the similarities and differences in Renewable and Non-Renewable energy
Resources:
Differences Similarities Differences
Q3. Identify the pictures and write one
use of each.
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