English National Curriculum - Science
Mission Objectives
Describe the random nature of decay
Describe how we detect nuclear radiation
Explain the limitations of a Geiger counter
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Words and meanings to learn
activity
a measure of the rate at which unstable nuclei decays
count rate
number of decays recorded each second by a detector
Geiger-Müller (GM) Tube
a device used to detect and measure ionising radiation
nuclear radiation
energy or matter emitted from the nucleus of an atom
dosimetry badges
wearable devices used to monitor and measure an individual's exposure to ionising radiation over time
Samantha is an accomplished science educator whose current work centres on curriculum design and professional development, supporting teachers to deliver high-quality science education through evidence-informed approaches. She is a former Head of Chemistry and Sixth Form Tutor with extensive Key Stage 4 and 5 experience, and has worked as an AQA examiner, giving her valuable insight into assessment standards and what students need to succeed.
Underpinning this is a strong foundation in applied science built across a range of industry roles. Samantha has held scientific roles at John Smith's Brewery, Yorkshire Water and WasteCare, where she led technical projects, drove operational efficiencies and ensured compliance with industry standards. Across these roles she has first-hand experience of how scientific knowledge translates into measurable outcomes in professional and commercial environments.
In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket.
Geiger counter for demonstration purposes.
Expert film
Mission assignment film
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