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    4.  Describe the Distance Sensing blocks.

                         5.   List any two Drivetrain blocks in VEXcode VR.

                      A.  Tick ( ) the correct option.
                         1.  Which block is used to start a programme in VEXcode VR?
                                    (i)  when started                              (ii)  start

                                                                                                     21 st
                      COMPETENCY-BASED QUESTIONS                                  (iv)  run block   Century   #Critical Thinking
                                   (iii)  go

                                                                                                     Skills  #Technology Literacy
                         2.   Identify the that allows robot to measure the robot’s orientation.
                        1.   A robot needs to follow a black path on the playground to reach its goal. It should change direction
                                    (i)  Distance Sensor
                                                                                  (ii)  Gyro Sensor

                         whenever it moves off the line. Which sensor should be used to follow the path?
                      2.   Ravi is  simulating  a fire-safety  robot  that  must detect  high brightness  (like  flames).
                                   (iii)  Bumper Sensor                           (iv)  Eye Sensor
                         Which block should the robot use to sense brightness and respond?
                         3.  Select the main purpose of the Workspace in VEXcode VR.
                                    (i)  Run simulations                           (ii)  Drag and drop code blocks
                                   LAB LEARNING                                              21 st   #Critical Thinking
                                                                                            Century
                                   (iii)  Draw shapes                             (iv)  Check sensor values
                                                                                                   #Technology Literacy
                                                                                             Skills
                             1.  Use the Shape Tracer Playground in VEXcode VR to program a
                         4.   Mark the control block that repeats a set of instructions endlessly until stopped.
                                 virtual robot that can draw multiple geometric shapes, such as
                                                                                  (ii)  while

                                    (i)  repeat
                                 a square, triangle and circle. Add an extra twist by making the
                                                                                  (iv)  forever
                                 robot change the pen colour before tracing each new shape.
                                   (iii)  wait until
                         5.   Name the sensor that reports the robot's (X, Y) coordinate position and heading angle.
                                    (i)  Distance Sensor  2.   Program a robot in the Disk Transport Playground to pick up
                                                                                  (ii)  Eye Sensor

                                                          multiple disks and drop them at the designated main location.
                                   (iii)  Location Sensor                         (iv)  Gyro Sensor
                      B.  Fill in the blanks using the given hints:
                         1.   The                sensor helps the robot to turn to specific angle.
                         2.  To draw a shape, you must first put the pen              .
                         3.  The                 sensor detects the colour of the surface below the robot.
                                        CODE CHECK                                                21 st   #Critical Thinking
                         4.  The                 block sets the speed (percent) for forward and reverse driving.
                                                                                                 Century
                                                                                                       #Technology Literacy
                                                                                                 Skills
                                                 block is used to rotates the robot in place for a specific number of degrees (left
                         1.   In the given figure, what will be the number on the face opposite 33, if the
                         5.   The
                             or right).
                             given sheet is folded into a cube?                                                     58
                                                                                                         48 33 68 87
                      C.  Write 'T' for true and 'F' for false.
                         2.  If in a certain code language, MIGHT is written as LHFGS and MARGIN is written
                             as LZQFHM, how will MOULDING be written in that code language?
                         1.   Bumper Sensors are found on both sides of the robot.                           52
                         2.  The Playground Window shows a real robot.
                        PEDAGOGY PATHWAYS
                         3.  Control blocks help the robot decide what to do.
                        « Explain the various VEXcode VR blocks with examples for each.

                         4.  The ‘drive for’ block lets the robot move a specific distance.
                            Explain the various types of sensors used in the chapter.
                         « 5.  The ‘set pen to colour’ block can change the pen colour to red, yellow or green.

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