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This block is used to control the visibility of the
on
set video transparency to 50
video feed from the webcam.

The ‘set video transparency to ()’ block sets how transparent the video is. 0 shows the video
clearly, 100 hides it completely.

Project 1 Sprite Reacts When You Move

Create a simple project where the sprite reacts to
your movements captured by the webcam. To create

a simple project using the Video Sensing extension,
follow the given steps:

Step 1 Click the Add Extension button.

Step 2 Select Video Sensing extension.

Step 3 Remove the default sprite and add a new when video motion > 10

sprite.
play sound duck until done
Step 4 Create the given script for the chosen sprite.
say I am a duck! for 2 seconds
Now, step in front of the webcam and wave your hand
or touch the sprite. The sprite will detect your movements, play the duck sound and

say, ‘I am a duck!’.

Create a small project using Video
Sensing blocks where the sprite changes
its costume when it detects movement in
front of the webcam.

PRIVACY PRACTICES

Always ask for permission before turning on the webcam. Use it respectfully by not
recording others without their consent.

Scratch Meets AI 85