Question
If a film is kept in a box, alpha particles from a radioactive source outside the box cannot expose the film, but beta particles can. Explain.
Step 1
Alpha particles are large and heavy particles consisting of two protons and two neutrons. They have a positive charge and are highly ionizing. Due to their size and charge, they have a limited range and can be easily stopped by a few centimeters of air or a sheet Show more…
Show all steps
Your feedback will help us improve your experience
Keshav Singh and 68 other Physics 103 educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
If film is kept in a box, alpha particles from a radioactive source outside the box cannot expose the film, but beta particles can. Explain.
Why can a radioactive material affect photographic film even though the film is completely wrapped in black paper?
When alpha particles are scattered from a thin piece of gold foil, why do most of them go through with very little deflection? Explain.
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD
