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Background Radiation

Revise Background Radiation in Extra Topics for GCSE Physics with 13 exam-style questions and 12 flashcards. This topic appears regularly enough that it should be part of a solid GCSE revision cycle.

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1

The Radiation You Can't Escape

Introduction2

Sources of Background Radiation

Deep Dive3

Measuring Background Radiation and Correcting for It

Deep Dive4

Why Radon is the Biggest Risk

How It Works5

Factors That Affect Background Radiation Dose

Comparison6

Key Terms

Definitions7

Key Facts

Key Facts8

Common Misconceptions

Misconceptions9

Memory Aids

Memory Aid10

Exam Focus — Background Radiation

Exam Focus11

Exam Tips for Background Radiation

Exam Tips12

Topic Summary: Background Radiation

Summary

Sample Flashcards

What are cosmic rays?
Radiation from space (from exploding stars) that contributes ~10% of background radiation
What is background radiation?
Low-level radiation that is always present in the environment from natural and artificial sources

Sample Questions

What is background radiation?

  • A. Radiation produced only by nuclear power stations
  • B. Low-level ionising radiation that is always present in the environment from natural and artificial sources
  • C. Radiation that only occurs during nuclear accidents
  • D. Radiation emitted only by medical equipment
1 markfoundation

Describe two natural sources and one artificial source of background radiation.

2 marksstandard

13

exam-style questions

12

revision flashcards

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