If you pull an elastic band, it will stretch, but you can feel it pulling against you. When you let it go, it springs back to its starting shape.

Look at a paperclip. This is a springy material. Its springiness holds paper together.

But it is not as good a springy material as the elastic. Find out what happens when you pull a paperclip apart a little way.

If you push it back together, can it still be used as a springy paperclip?