This Blender video demonstrates how to make an image of 2 bell peppers splashing into a tank of water. Blender’s fluid simulator and the cycles render engine are used during this video. Blender version 2.64 was used for this tutorial. This video shows many techniques that may be helpful to beginners.
Andrew Price has a similar video that is very nice. He uses fruit and his image looks like a photograph. Check it out at the following link:
You can also find more of his great videos at: