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Description

The block sets the selected property of the sprite (density, roughness, and bounce) to the specified value.

Example

In this example, we will analyze the effect of the bounce property of the sprite using a ball. We will track the ball using the pen extension and the color will change with the y velocity of the ball.

In this example, we will analyze the effect of the bounce property of the sprite using a ball. We will track the ball using the pen extension and the color will change with the y velocity of the ball.

The coefficient of restitution is the ratio of the final to the initial relative speed between two objects after they collide. In PictoBlox it is controlled with bounce property. It varies from 0 to 100%.

The following is the code we will use:

Let’s see how the code work will various bounce values:

  1. Bounce = 10
  2. Bounce = 60
  3. Bounce = 70
  4. Bounce = 80
  5. Bounce = 90
  6. Bounce = 99

Earth vs Moon

If we change the gravity with a bounce value equal to 90, we can simulate how the ball will work on the moon.

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Discover how the Quadruped robot can detect and respond to the presence of a hand in its environment.

The project demonstrates how to make the Quadruped detect the hand in front of it and move according.

Type 1 – Forward Backward

The logic is simple. If the distance measured from the ultrasonic sensor is less the robot will move toward the hand. Else the robot will lean backward.

Code


Type 2 – Upside Down

If the distance measured from the ultrasonic sensor is less the robot will face upwards towards the hand. Else the robot will look downward.

Code


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