Patterns and Colours
Ball Bounce Pattern
In Scratch select any Sprite. I have used a ball. Enter the code shown and run. If you make the sprite smaller it will run quicker.
This is written in Scratch Version 2. If you are using Scratch 3 make you will need to add Pen functions.
This is written in Scratch Version 2. If you are using Scratch 3 make you will need to add Pen functions.
Circles
Again you can use any sprite, but I have used a ball.
Bouncing Balls - This program uses one ball with 5 costumes(it's in the Scratch sprite library) but creates 100 clones. In the code you can change the number of clones by changing the value in the repeat 100 block. All the code is shown here and is included in the download file.
And if you want the program
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More to follow. ( 7th April 2020)