Fill a sphere animation

Questions
1

How to create a fill me up activity like in slide 1 of Fill My Cup! • Activity Builder by Desmos but for a sphere ? Thanks in advance.

2

Something like this should work. I have comments in the expression panel to help understand what’s going on.

1 Like
3

Thank you very much. It’s perfect.

4

I tweaked this a little to add the ellipse to the surface of the water.
Filling a sphere with surface ellipse

3 Likes
5

Thank you very much Susan_Lauer.

6

Thanks for doing that @Susan_Lauer. I adjusted the animation a bit to make the animation look more realistic instead of the constant rate that it showed before.

2 Likes
7

You beat me to it! I was going to do that next. Nice.

8

Thank you @Susan_Lauer and @cwinske for your ideas.

9

@nbastos Did you ever end up creating the fill me up activity for the sphere?