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Practice Reading: Fill in The Blanks (Drag & Drop)
ID: #31674
Radioactivity (B)
Instructions
In the text below some words are missing. Drag words from the box below to the appropriate place in the text. To undo an answer choice, drag the word back to the box below the text.
* Drag the correct answer into all target fields
So why the concern? It's partly radioactivity is invisible. If you receive a large dose, or if you radioactive heavy metals, it is certainly toxic, and we tend to it with cancer, a great fear in modern . Nuclear waste is also highly concentrated. While this is seen as a "problem" it can be an advantage - it is very localised, and its radioactive nature means we can detect easily, the movement of tiny of material.
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pull
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