AQA Trilogy GCSE Science Science
Mission Objectives
Identify the type of decay taking place from a nuclear equation.
Describe the changes in the mass and charge of a nucleus that emits radiation.
Write balanced equations for nuclear decay using the names and symbols of common nuclei and particles.
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Words and meanings to learn
alpha decay
A type of decay where the nucleus loses 2 protons and 2 neutrons.
neutron emission
A process where a nucleus emits neutrons, helping it become more stable.
beta decay
A decay process where a neutron turns into a proton, increasing the atomic number by 1.
gamma radiation
High-energy electromagnetic radiation emitted by a nucleus without changing its mass or charge.
radioactive decay
The process by which an unstable nucleus becomes stable by emitting radiation.
Samantha is a dedicated and accomplished science educator with over 15 years of leadership experience in the field, coupled with a strong background in scientific analysis. She has a proven track record of strategically managing educational departments, driving operational efficiencies, and nurturing collaborative relationships with stakeholders.
Samantha previously served as the Head of Chemistry and Sixth Form Tutor, Ilkley Grammar School, Ilkley with extensive Key Stage 4 and 5 teaching experience and leadership. In addition to her teaching and leadership roles, she is also an examiner for AQA, providing her with valuable insight into assessment standards and exam specifications.
In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket, where she's enthusiastically honing her skills both on and off the pitch!
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