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Hintbot                                    The scroll wheel on a mouse
                                                                                    lets you smoothly traverse
                      To move to the beginning of the line:      Home             digital content, similar to how a
                                                                                  snake glides using its muscles.
                      To move to the end of the line:      End





                         Topic Flashback                                                  21 st  Century   #Technology Literacy

                                                                                              Skills  #Critical Thinking
                      Fill the missing letters to complete the names of the keys.

                      1.                                              2.



                      3.      R O                  E S                4.






                 MOUSE


                 A mouse is an input device that helps us select items on the monitor. It is used to play

                 games and draw pictures.
                 Though features of computer mouse are same, but
                 they are of different types. Some of them use LED

                 light to track the movement of the pointer. They
                 are called optical mouse. Some of them work on
                 a laser light. They are called laser mouse. These
                 are faster and better in use.                                     Optical Mouse         Laser Mouse


                                                               Hintbot

                     You need a mouse pad to use an optical mouse on a non-glossy surface whereas you
                                                can use laser mouse on any surfaces.




                 Mouse Pointer


                 A mouse displays an arrow on the screen, called

                 a  pointer  (    ).  When  a  mouse  is  moved,  the

                 pointer moves. It moves in the same direction in               Normal            Busy           Move
                 which you move the mouse. The mouse pointer                     pointer        pointer         pointer
                 can change its shape depending on the task the computer is doing.



                                                                                    The Keyboard and the Mouse     43
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