Year 6: Unit 1 - End of Lesson 12
Quiz by Gayle Ruddick
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- Q1
What is the reflected light in the sky called?
skyglow
light
glare
stars
20s - Q2
Which is a type of harm that light pollution can cause in humans?
sore feet
sore neck
sleep disorders
disturbed travel patterns
20s - Q3
Which of the following reduces light pollution?
sleeping
shielding
travelling
predators
20s - Q4
Approximately how much of all the world's electricity is used to power electric lights?
all
a fifth
half
a tenth
20s - Q5
Which type of area is most likely to suffer from light pollution?
a city during the day
the countryside at night
a city at night
20s - Q6
Which is not a way to control light pollution?
opaque curtains
shielding
opaque blinds
leave the lights on
30s - Q7
What colour is refracted the most as it travels through a prism?
yellow
violet
green
red
30s - Q8
What colour is refracted the least as it travels through a prism?
red
indigo
yellow
green
30s - Q9
What part of the eye controls the size of the pupil?
optic nerve
pupil
retina
iris
30s - Q10
What part of the eye changes light into electrical signals?
iris
optic nerve
retina
pupil
30s