hidden objects games free downloads

In a game, a target is moving randomly on a vertical screen of length 8 m and height 9 m. A light source placed at 2 m in front of the board can be turned on with a switch. If the target is found with in the lighted portion of the screen a prize is won. Light is passed through a circle of..

Potential energy of an object can be defined as the energy possessed by the object by virtue of its position or conditio..

Kinetic energy is defined as the energy possessed by an object by virtue of its motion. Kinetic energy is represented by the letter 'T'. All moving objects possess kinetic energ..

When a force acts on an object and the object moves in the direction of force, we say that the force has done work on the object. If you push a book lying on a table you exert force on the book and the book moves in the direction of the force. We say that the force h..

An object is said to be moving with uniform speed if it covers equal distances in equal intervals of time. Here we ignore the friction or resistance offered by surfaces. ..

A body continues to be in a state of rest or of uniform motion along a straight line unless an external force acts upon it. This means that every object has a tendency to resist any change in its state of rest or motion. This tendency is inertia. This law is also known as law of iner..

The figures show a block of wood on a table. When the block is pulled at point A, it begins to move towards the left and if the block is pulled at the point B it moves towards the right. Example of Balanced Forces In a game of tug of war when both the teams pull the rope with equal and op..

">The phenomenon by which, a ray of light splits into its constituent colours, when passed through a transparent medium, is known as dispersion. The band of colours obtained due to the dispersion of light is called the spectrum. Atmospheric Refraction Atmospheric refraction is the shift in apparent..

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