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WorksheetsScratch: Events, Loops and The Coordinate System
Total questions: 15
Worksheet time: 15mins
In programming, an action that happens because you clicked a mouse/touch pad button or pressed a key on the keyboard is called:
an Occasion
an Event
Cause and Effect
Control
In scratch, an action that happens because your program received a message, or because the backdrop changed is called:
an Occasion
an Event
Cause and Effect
Control
Select all the blocks known as loops.
Blocks put inside a ___________________ executes until a Boolean statement is True.
Blocks put inside a _______________ executes one after the other, over and over, until the stop button is used to end the script.
Blocks put inside a _______________ executes one after the other, a certain number of times.
These blocks can only be used to start a script
These blocks are not loops:
In scratch, the _______________ blocks help with the FLOW of your program.
Motion
Events
Variables
Control
In scratch, _______________ are Control blocks that allow you repeat instructions
Repeater
Costumes
Variables
Loops
In the scratch coordinate system (120,0) means:
There is nothing on the screen
x is 120 and y is 0
x is 0 and y is 120
In the scratch coordinate system (0,0) is the centre of the stage.
False
True
In the scratch coordinate system the combined values of x and y helps us to KNOW the position of a sprite on the Stage
False
True
In scratch, the blocks that deal with coordinates are found under:
Control
Sensing
Motion
Variables
My Blocks
If the value of y is -200 and the value of x is 50, which of the options is the correct ?
There is no correct answer.
(50, -200)
(-200,50)
(50, 200)
(200,50)
