Term
| Light rays travel in ___ lines. |
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Definition
| Light rays travel in straight lines. |
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Term
| What happens to a light beam when it goes from one medium to another? |
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Definition
| The path of light is refracted (bent). |
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Term
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Definition
transparent material that bends (refracts) light. |
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Term
| What are the 2 main types of lens? |
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Definition
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Term
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Definition
light bends inward football shape
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Term
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Definition
light bends outward shaped like the letter C
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Term
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Definition
It can be projected on a screen. It is formed by a double convex lens.
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Term
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Definition
It cannot be projected on a screen. It is formed by a double concave lens.
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