English National Curriculum - Science
Mission Objectives
Describe the causes of long and short-sightedness
Explain how convex and concave lenses are used to correct vision defects
Compare different treatments for vision problems
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Words and meanings to learn
cornea
the transparent outer layer at the front of the eye that refracts light to help focus it onto the retina
ciliary muscles
muscles that contract or relax to change the shape of the lens during accommodation, allowing the eye to focus on near or distant objects
pupil
the hole in the centre of the iris through which light enters the eye
iris
a ring of muscle that surrounds the pupil and controls its diameter, regulating the amount of light entering the eye
lens
flexible, transparent structure in the eye that changes shape to focus light onto the retina
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.
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