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 with over 15 years of leadership experience and a strong background in scientific analysis. She has a proven record of leading departments effectively, improving practice, and working collaboratively with stakeholders.
In her current work, Samantha embeds evidence-informed pedagogical principles such as retrieval practice, clear modelling, and effective sequencing to support high-quality curriculum design and professional development. She draws on assessment insight and common misconceptions to help teachers secure strong student understanding.
She is a former Head of Chemistry and Sixth Form Tutor at Ilkley Grammar School, with extensive Key Stage 4 and 5 experience, and an AQA examiner, giving her valuable insight into assessment standards and exam requirements.
In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket.
Geiger counter for demonstration purposes.
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