Visible light (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
What is visible light?
What is visible light?
A small part of the EM spectrum we detect
What three main things can happen when light hits a surface?
What three main things can happen when light hits a surface?
Reflected, absorbed, or transmitted
What type of surface causes specular reflection?
What type of surface causes specular reflection?
A smooth surface like a mirror
In specular reflection, what happens to reflected rays?
In specular reflection, what happens to reflected rays?
They stay parallel to each other
What happens to light rays during diffuse reflection?
What happens to light rays during diffuse reflection?
They scatter in many different directions
What is white light made up of?
What is white light made up of?
Many different colours mixed together
Which colour of visible light has the longest wavelength?
Which colour of visible light has the longest wavelength?
Red
How does a prism separate white light into colours?
How does a prism separate white light into colours?
Through refraction
Why does a blue object appear blue?
Why does a blue object appear blue?
It reflects blue light, absorbs others
What does a black object do to visible light?
What does a black object do to visible light?
Absorbs all wavelengths
What does a white object do to visible light?
What does a white object do to visible light?
Reflects all wavelengths
How do colour filters work?
How do colour filters work?
Let some colours through, absorb others
Which material lets all light pass through?
Which material lets all light pass through?
Transparent (like clear glass)