E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 2: Looking Back

Author:E Doris James, Vandana Tirath, Anton Siromani & Kiran Banerji

E Doris James Science Solutions for Exercise - E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 2: Looking Back

Attempt the free practice questions from Exercise 2: Looking Back with hints and solutions to strengthen your understanding. New Science Ahead 8 solutions are prepared by Experienced Embibe Experts.

Questions from E Doris James, Vandana Tirath, Anton Siromani and, Kiran Banerji Solutions for Exercise 2: Looking Back with Hints & Solutions

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Looking Back>Q 1

The zone that produces light in a candle flame is called the _____ zone. (luminous/ blue/ dark)

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Looking Back>Q 2

The unburnt carbon particles escaping from a candle flame form a black, powdery substance called _____. (Soot/ Coke)

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Looking Back>Q 3

The amount of heat evolved, in joules, when one kilogram of fuel is burnt completely, is called the _____ value of the fuel.

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 6 - Combustion and Flame>Looking Back>Q 5

_____ (Global warming, Pollution) can lead to the melting of polar ice.