Dr. K C Trikha and N K Sehgal Solutions for Chapter: Sources of Energy, Exercise 1: Something To Know

Author:Dr. K C Trikha & N K Sehgal

Dr. K C Trikha Science Solutions for Exercise - Dr. K C Trikha and N K Sehgal Solutions for Chapter: Sources of Energy, Exercise 1: Something To Know

Attempt the free practice questions on Chapter 6: Sources of Energy, Exercise 1: Something To Know with hints and solutions to strengthen your understanding. The Living World A book of Science and Technology solutions are prepared by Experienced Embibe Experts.

Questions from Dr. K C Trikha and N K Sehgal Solutions for Chapter: Sources of Energy, Exercise 1: Something To Know with Hints & Solutions

EASY
8th CBSE
IMPORTANT
The Living World A book of Science and Technology>Chapter 6 - Sources of Energy>Something To Know>Q 4

Name the three main products obtained from destructive distillation of coal.

MEDIUM
8th CBSE
IMPORTANT
The Living World A book of Science and Technology>Chapter 6 - Sources of Energy>Something To Know>Q 5

State the two uses of asphalt.

MEDIUM
8th CBSE
IMPORTANT
The Living World A book of Science and Technology>Chapter 6 - Sources of Energy>Something To Know>Q 6

Write the full forms of CNG, LPG and PNG.

MEDIUM
8th CBSE
IMPORTANT
The Living World A book of Science and Technology>Chapter 6 - Sources of Energy>Something To Know>Q 1

Describe in brief the process of coal formation.

MEDIUM
8th CBSE
IMPORTANT
The Living World A book of Science and Technology>Chapter 6 - Sources of Energy>Something To Know>Q 2

Differentiate between lignite and bituminous coal.

MEDIUM
8th CBSE
IMPORTANT
The Living World A book of Science and Technology>Chapter 6 - Sources of Energy>Something To Know>Q 3

How do petroleum and natural gas occur in nature?

MEDIUM
8th CBSE
IMPORTANT
The Living World A book of Science and Technology>Chapter 6 - Sources of Energy>Something To Know>Q 4

State the main advantages of using natural gas.

MEDIUM
8th CBSE
IMPORTANT
The Living World A book of Science and Technology>Chapter 6 - Sources of Energy>Something To Know>Q 5

Keeping in mind their availability in nature, explain the need of using coal and petroleum judiciously.