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6 Radioactivity

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Question 21
F

A model represents an atom by a sphere of radius 20 cm. The nuclear radius is 110000\displaystyle \frac{1}{10000}100001​ of the atomic radius.

What nuclear radius should be used in the model, and where should almost all its mass be represented?

[1]
A

0.020 mm0.020\ \mathrm{mm}0.020 mm; outside the nucleus

B

0.020 mm0.020\ \mathrm{mm}0.020 mm; in the nucleus

C

2.0 mm2.0\ \mathrm{mm}2.0 mm; outside the nucleus

D

2.0 mm2.0\ \mathrm{mm}2.0 mm; in the nucleus

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6 Radioactivity Questions

  1. GCSE
  2. /Physics
  3. /6 Radioactivity

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