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WorksheetsScratch Unit 5 Review
Total questions: 23
Worksheet time: 14mins
What kinds of blocks are these?
Motion
Looks
Control
Event
Sprites are...
Objects
Backgrounds
Sodas
Code Blocks
What will happen when I press the space bar on the keyboard?
My sprite will move 10 steps
My sprite will meow
My sprite will say hello
My sprite will glide to a random spot
Changing the Y will move my sprite...
Right and Left
Up and Down
Performing an action depending on IF a criteria is met is called a...
Statement
Sequence
Loop
Conditional
Which block in this code is the condition that needs to be met to run?
Touching the color green
If/Then
When flag clicked
Forever
I programmed this code but it isn't working! What do I need to do?
Add a wait block
Add another if-then statement
Add a forever loop
What is the difference between these two pieces of code?
In the second code, the sprite will spin while the sound plays
In the first code, the sprite will spin while the sound plays
In the first code, the sound will play then the sprite will spin
Which block do I need to use if I want to use the pen tool?
What are the clones programmed to do?
Keep changing costumes
Make more clones of themselves
Keep going to a random spot on the stage
Nothing
What is the main purpose of a broadcast block?
To make a sprite move forward
To send a message to trigger other pieces of code
To start a timer
To change the background
Which block will make a sprite respond to a broadcasted message?
What happens if you use a Broadcast Message block but there is no matching "When I receive..." block?
The message is ignored
The program stops running
You get an error message
The sprites disappear
Which of the following is true about broadcasts?
They can only by sent by the stage
Only one sprite at a time can receive a broadcast
They can be received by all sprites in the project
They stop all programs
What is a bug in code?
A sprite that looks like an insect
A special type of variable
A special movement block
A mistake that prevents a program from working as expected
What is the Rubber Duck method?
Explaining your code out loud, often to a rubber duck, to find mistakes
Using a special Scratch block shaped like a duck to fix errors
Restarting your computer and hoping the bug goes away
Asking an online forum for help with debugging
What is the best way to debug a program?
Randomly change blocks until it works
Look for missing/incorrect blocks and test step by step
Restart Scratch whenever your program doesn't work
Delete the project and start over
What is a variable?
A special kind of sprite
A way to store and change a value
A block that makes sprites move
A type of broadcast message
What is a variable like in Scratch?
An elevator - it moves us through our program
A robot - it runs things on its own
A box - it stores values
A list of instructions
What can you use variables for in a game?
Select all that apply!
Keeping score
Keeping track of lives
Changing levels
What is the variable in this program?
Apple
When green flag clicked
The If/Then block
Score
What score does my program start at?
1
15
0
Impossible to tell
How do I earn an additional point for my score?
Get your sprite to touch the Apple
You can't earn points
Just wait and you'll get more points
Click the green flag
