Match the following. Column A Column B 1. oxygen a. wind instrument 2. compressed air b. burning 3. gale c. inside a football 4. shehnai d. strong wind.

1-(b), Human beings and animals inhale oxygen and exhale carbon dioxide into the air. Oxygen is responsible for burning, fire cannot be created in absence of this gas. 2-(c), Air is compressed to fit in small space. Compressed air is used for filling football, tyres, basketball, etc. 3-(d), Moving air is called wind. When it moves slow, the wind is called as breeze whereas gale is a strong wind. Many tall trees break during a gale. 4-(a), Air helps us to hear different sounds and also to smell different odours. Shehnai is a musical instrument where the sound is produced by blowing air. Column A Column B 1. oxygen b. burning 2. compressed air c. inside a football 3. gale d. strong wind 4. shehnai a. wind instrument

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I Care 4 My Book of Environmental Awareness>Air and Water>Chapter 14 - Air>Exercises

Vidhi Oberoi Solutions for Exercise 2: Exercises

Author:Vidhi Oberoi

Vidhi Oberoi Science Solutions for Exercise - Vidhi Oberoi Solutions for Exercise 2: Exercises

Attempt the free practice questions from Exercise 2: Exercises with hints and solutions to strengthen your understanding. I Care 4 My Book of Environmental Awareness. solutions are prepared by Experienced Embibe Experts.