|1||Why can dust be removed by shaking it, or beating it by a carpet?|
|2||Why do passengers in the bus tend to fall back when it starts suddenly?|
|3||Why is it difficult for a fireman to hose, which ejects large amount of water at a high velocity?|
|4||Why is it advised to tie a rope on the luggage while you travel by the bus?|
|5||Why do passengers jumping out of a rapidly moving bus fall forward with his face downwards, if he does not run forward?|
|6||Why the cricket player moves his hand backwards on catching a fast cricket ball|
|7||What is the use of seat belt in Cars|
Given below are the links of some of the reference books for class 9 science.These books by S.Chand Publications are detailed in their content and are must have books for class 9 students.
You can use above books for extra knowledge and practicing different questions.
We really do hope that this resolve the issue. If you still hare facing problems then feel free to contact us using feedback button or contact us directly by sending is an email at [email protected]
We are aware that our users want answers to all the questions in the website. Since ours is more or less a one man army we are working towards providing answers to questions available at our website.