Rest and Motion | Physics Class 9

Types of Motion:

Rest: A body is said to be at rest when it does not change its position with respect to their environment and time. For example house, tower, tree etc.

Motion:A body is said to be in motion when it changes its position with respect to environment and time. For example moving car, walking man etc.

• Linear Motion
• Circular Motion
• Rotatory (or Rotational ) motion
• Oscillatory (or Periodic ) motion

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How can We Specify the Position of an object | Physics Class 9

To specify the position of an object, we need a point with respect to which we identify the position of that object. This point is known as the origin or reference point.

Consider a man starts walking from point O. First he goes to point P and then to point Q. as we can see in the given image.

We can say that the position of the object is OP form the origin O in direction of x-axis and PQ from origin O in direction of y-axis. In term of co-ordinate system we say it as (OP, PQ) or (5,4) in term of actual value of axis.

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Introduction of Journey By Night For Class 9 | English Literature

  Introductin By Urooz Ali

  Journey By Night is written by "Norah Burke" It is one of the most popular short story of her collection: Jungle Picture

Introduction: Sher Singh exhibited courage and showed fraternal love towards his brother Kunwar to take out him from the mouth of death. As the family was suffering from extreme poverty, this type of courage and bravity saved his brother's life as well as his family. At the age of twelve he brought back the peace and happiness of the family.

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Facts about Satellite for Class 5 | Geography

Satellites are small celestial bodies which revolve around planets.Watch the image where moon is shown as a planet of the Earth.

As the planets revolve around the sun, the satellites move with them. As a result , satellites also revolve around the sun .Like planets ,satellites shine by reflecting light from the sun.

All planets except Mercury and venus  have satellites . Jupiter’s has the most  number of satellites (62).The satellites are smaller  than the planets around which they revolve .

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Question Answer of Violet Poem Class 5 | English Literature

By JANE TAYLOR( 1783–1824)
Question 1 : What is the colour of the flower?

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Question 2 : What does the poet mean by a 'rosy bower'?(tick the correct meaning )- Options are: a) shower of roses, b) A pleasant place in the shade under rose plants, c) A hut covered with roses?

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Question 3 :Why does the poet want the violet to be in a rosy bower?

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Question 4 :What lesson does the violet teach us?

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Answer 1 >>
Answer 2>>
Answer >>
Answer 4 >>

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Answer starts below:

Answer 1: The colour of the flower was violet .

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Answer 2:The option is "b".

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Answer 3: The poet wants the violet to be in the rosy bower to show its beauty . So that the poet can go to the valley to see the beautiful flowers.

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Answer 4: The poem teach us to be quiet, modest and gentle..

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