Introduction to Nuclear – Bell Ringer
Summary
Students examine images of uranium ore and a nuclear plant to activate prior knowledge before a nuclear energy unit. Three short prompts: a descriptive writing task, a mind map, and a headline exercise . Get students thinking about what nuclear energy is and where it comes from. Works for middle or high school science as a low-prep unit opener.
This is uranium ore that is processed and then used in nuclear energy.
If this piece of ore was in a sealed glass case, how would you describe it?

What do you know about nuclear energy?
Draw a mind map with the term NUCLEAR ENERGY in the middle.
- Use colors to group themes.
- Use lines to draw branches that add more specific ideas.
- Connect branches with key words or phrases.

This is a nuclear plant.
If this was a picture in a local newspaper, what would the headline be?
