73095
Descrição
FlashCards por Emma Boxley, atualizado more than 1 year ago
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Criado por Emma Boxley
mais de 11 anos atrás
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| Questão | Responda |
| "Richard Of York Gave Battle In Vain" is an acronym. What does it stand for? | Red, Orange, Yellow, Green, Blue Indigo, Violet. These are all the colours in the colour spectrum. |
| Is white light a single colour? | No. It is made up of many different colours. |
| What is the difference in black and white objects in relation to reflection? | Black objects absorb all light and white objects reflect it. |
| What colour does blue and red make? | Magenta |
| What colour does red and magenta light make? | Magenta |
| What colour does Blue and Magenta make? | Magenta? |
| What does red and green light make? | Yellow |
| What colour does red and yellow light make? | Yellow |
| What colour does green and yellow light make? | Yellow |
| What colour does green and blue make? | Cyan |
| Green and cyan light and blue and cyan light both make the same colour. What colour is this? | Cyan. |
| Yellow and Cyan make.... | White light |
| What colour does magenta and yellow light make? | White light |
| What colour does Cyan and Magenta light make? | White light |
| Filters only let one colour go through. What happens to all the other colours of light? | They get absorbed. |
| A Magenta light through a red filter will show a red light. Why is this? | Because Magenta is made up of blue and red light; the blue gets absorbed but the red goes through. |
| A red fliter followed by a blue filter will not show any light. Why is this? | Because the red filter absorbs all light apart from red, and so there is no blue light to go through the filter. |
| A blue t-shirt with red decoration looks like a black t-shirt with red decoration in red light. Why is this? | The decoration looksred because it reflects red light but the tshirt does not reflect erd light so appears to be black to your eye. |
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