Jie Seow
Used 15+ times
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15 Slides • 12 Questions
1
Light
How do we see non-luminous object?
What are the characteristics of an image formed by a plane mirror?
What are the effects and uses of reflecting surfaces?
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Multiple Select
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How do we see things?
A luminous object gives out light and can also be called a light source.
Light travels in a straight line directly into the eye.
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Did you know...
Some animals can produce their own light. This is called BIOLUMINESCENCE.
It is normally produced by
animals that live in dark
environments such as caves,
the deep sea or even just at
night.
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Multiple Select
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Open Ended
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The bouncing of light rays off a surface is called reflection.
Light from the light source strikes the book and bounced into your eye.
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The moon is non-luminous
We are able to see it as it reflects light from the sun into our eyes.
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Open Ended
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We need a LIGHT SOURCE to see non-luminous object.
We are able to see light sources as the light they emit enters our eyes.
However, most object do not emit light (non-luminous).
So how do we see non-luminous object?
We need a LIGHT SOURCE to see non-luminous object.
Light travel in straight line from object into our eye, allowing us to see the object
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Multiple Choice
Figure 1 demonstrates light travels in
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Multiple Choice
Figure 2 demonstrates
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Multiple Choice
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What do you notice about these images?
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Have you seen this?
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Take an artistic photo using a mirror and upload it onto this padlet link! 10 min for this task!
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Multiple Choice
Which one of the following is the image obtained by the plane mirror ?
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Multiple Choice
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Multiple Choice
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Multiple Choice
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Multiple Choice
Light
How do we see non-luminous object?
What are the characteristics of an image formed by a plane mirror?
What are the effects and uses of reflecting surfaces?
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