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20
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What kind of an image will a converging mirror produce when an object is placed between F and the mirror?
Larger, upright, behind the mirror, virtual
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15
×
The angle of incidence and the angle of reflection are always ________?
Equal
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thief
Give points!
5
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15
20
25
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magnet
Take 5 points!
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fairy
Take points!
5
10
15
20
25
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banana
Go to last place!
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15
×
What speed does light travel at in a vacuum?
3*10^8 m / s
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15
×
What does it mean to "converge"
to come together at a single point
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thief
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5
10
15
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25
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magnet
Take 10 points!
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rocket
Go to first place!
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banana
Go to last place!
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15
×
When light speeds up, it bends towards the normal. True or false?
False
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15
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When speaking of sources of light, a mirror is what kind of source of light?
Non-luminous
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15
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What kind of image will a diverging mirror produce?
Smaller, upright, behind the mirror, virtual
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15
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Refraction and Reflection never happen at the same time. True or false?
False
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15
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Is incandescent light hot or cold?
Hot
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15
×
Name one example of specular reflection
Light shined at a clean flat mirror; The sky reflected off a calm lake
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baam
Lose 5 points!
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rocket
Go to first place!
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gift
Win 10 points!
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banana
Go to last place!
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15
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Diamonds sparkle because of ...
Total internal reflection
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baam
Lose 20 points!
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magnet
Take 20 points!
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shark
Other team loses 20 points!
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thief
Give points!
5
10
15
20
25
15
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A crime-scene investigator shines a UV light around a room, and sees a splotch of light on the ground. What is this effect called?
Fluorescence
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