Which mode in scratch shows the projects in full –screen size?

Can we control the movement of the sprite by using any key which is on the keyboard?

Which command helps to give movement to the sprite?

Which command helps to control the sprite?

Which block helps to change the background?

Which provide a convenient way to start many scripts at the same time?

If we want to change the background, which one do we need to select?

There is no motion blocks for the stage.

Which tool helps to delete the sprite?