Scratch - Show What You Know: Skywriting

Match the following

• -45

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• -90

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• 0

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• 180

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• 90

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What is a variable?

• a variable is used to store 1 piece of information in a block

• the variable blocks are found in the orange Variable section

• a variable is used to move a sprite

• a variable can store many pieces of data

Match the following

• moving, turning, or gliding the sprite on the stage

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• 1 piece of information (a placeholder)

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• green event flag

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• say blocks or switch costumes

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Why do you check the box next to a variable?

• to move the sprite across the stage

• to show the variable's name & value on the stage

• to change the score

• to change to sprite's costume

Where do you find the code for the pen?

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How do you add a "slider" to a variable that is on the stage?

• add the "slider" code block

• right click on the variable that is on the stage & select slider

• "sliders" can be found in with the sprites

In an If-then block there is a question at the top and some blocks inside. If the answer to the question is true or yes, then ​Scratch (a)   the blocks inside the if-then block.

If the answer to the question is false or no, then Scratch ​ (b)   the blocks inside the if-then block.

• runs
• skips

How many pieces of data or information will a variable hold?

• 1 piece of data (as pictured above)

• 2 or more pieces of data

• 3 pieces of data

• variables hold unlimited amounts of data

What is the difference between a bug in a program and debugging a program?

A bug in a program is a ​ (a)   in the code or script. When we debug a program, we ​ (b)   the code or script.

• mistake
• fix

Click all below that are sprites.

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