EM Waves & Atoms (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What happens when an electron moves to a higher orbit?
What happens when an electron moves to a higher orbit?
The atom absorbs EM radiation
What happens when an electron falls to a lower orbit?
What happens when an electron falls to a lower orbit?
The atom emits EM radiation
What is formed when an electron gains enough energy to leave an atom?
What is formed when an electron gains enough energy to leave an atom?
An ion
Where do gamma rays originate from?
Where do gamma rays originate from?
Changes in the nucleus
Which EM waves can have hazardous effects on human body tissue?
Which EM waves can have hazardous effects on human body tissue?
UV, X-rays, and gamma rays
What health risk does UV radiation increase?
What health risk does UV radiation increase?
Skin cancer
What type of radiation are X-rays and gamma rays?
What type of radiation are X-rays and gamma rays?
Ionisation radiation
Why are radio waves suitable for TV and radio broadcasting?
Why are radio waves suitable for TV and radio broadcasting?
Long wavelengths travel far without quality loss
Which property allows microwaves to be used for satellite communication?
Which property allows microwaves to be used for satellite communication?
They penetrate the atmosphere
What does infrared radiation transfer?
What does infrared radiation transfer?
Thermal energy
Why is visible light used in fibre optics?
Why is visible light used in fibre optics?
Best reflection/scattering in glass
What property does UV radiation have regarding heat and energy?
What property does UV radiation have regarding heat and energy?
Least heat, more energy