Visible light & colour (Edexcel 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 determines the colour of a material?
What determines the colour of a material?
How it absorbs, transmits & reflects light
What is white light?
What is white light?
A mixture of all visible light colours
What happens when visible light hits an opaque object?
What happens when visible light hits an opaque object?
It absorbs some wavelengths & reflects others
What determines the colour of an opaque object?
What determines the colour of an opaque object?
The wavelengths of light that are reflected
What does a red object do with light?
What does a red object do with light?
Reflects red wavelengths, absorbs others
What do white objects reflect?
What do white objects reflect?
All wavelengths of visible light
What do black objects do with visible light?
What do black objects do with visible light?
Absorb all wavelengths, reflecting none
What do transparent and translucent objects do with light?
What do transparent and translucent objects do with light?
Transmit light through them
What are the primary colours of light?
What are the primary colours of light?
Red, green and blue
Why does a banana look yellow?
Why does a banana look yellow?
It reflects yellow or red & green light
What do colour filters do?
What do colour filters do?
Let through particular wavelengths only
What does a cyan filter let through?
What does a cyan filter let through?
Blue and green light
What happens when white light shines on a blue filter?
What happens when white light shines on a blue filter?
Only blue light passes through