Radioactivity

Radioactivity is an essential topic to study in space school.
Mysterious rays and particles were discovered to be emitted from the nuclei of atoms.

What causes radioactivity? How is it measured? Why does it harm us? Can it be used to help us? Does it cause problems for astronauts?

All these questions will be addressed in this exciting space school topic.

Lesson Videos

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Practice Sheets.

Use the arrows to select your practice sheet. Click when you have found a sheet to do.

Lesson Videos

Press the forward arrows to go through the lesson videos. Click for the video.

Practice Sheets.

Use the arrows to select your practice sheet. Click when you have found a sheet to do.

Lesson Videos

Press the forward arrows to go through the lesson videos. Click for the video.

Practice Sheets.

Use the arrows to select your practice sheet. Click when you have found a sheet to do.