Light that travels into the eye passes through several parts to get to the retina. Please order the parts that the light reaches first to last. Cornea, vitreous humour, lens, pupils
Cornea, pupil, lens, virtreous humour
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baam
Lose 25 points!
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magnet
Take 15 points!
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fairy
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thief
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5
Classify the following as a physical or chemical change: You combine two clear liquids and they turn cloudy white.
Chemical change
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5
A light ray has an angle of incidence of 34. The reflected ray will make what angle with the reflecting surface? a) 0 b) 34 c) 56 d) 66
c) 56
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banana
Go to last place!
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magnet
Take 25 points!
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fairy
Take points!
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25
thief
Give points!
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25
5
Why is cellular respiration important?
It uses O2 and sugar to produce energy.
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5
Which of the following is not a unit for power? a) Joule-second b) Watt c) Newton-meter per second d) Horsepower
a) Joule-second
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5
Which of these is used as a food preservative? a) Beryllium b) Natural gas c) Sulfur dioxide d) Bromine