Let's use the Popplet app to create a food chain that shows how energy moves from one living thing to another. 1. Use words or images to create a popplet of your food chain. 2. Use the tool to answer this question: What would happen if one of the species in your chain disappeared from the ecosystem? 3. Tap the Export button and choose Save JPEG. 4. Open the Seesaw app and tap Activities. 5. Tap . 6. Tap . 7. Find and choose your picture and tap . 8. Tap to add it to your journal.