COMPUTER APPLICATIONS 4 Marks Quetions

If a sprite is completely moving towards the right, by using what block will the motion of the sprite be reversed after hitting the right or left edge?

What is the sequence of commands such that the sprite just move right by 10 steps and then move back by 10 steps, as long as not stopped?

What is the sequence of blocks by using which, the tempo can be set and the sound of a certain tone also be played out forever (till stopped)?

How does the stage of Scratch look like? If you must start at the middle of the left edge of the stage, what must be the coordinates of the sprite?