WorksheetsSheets of Light Pre-Test
Total questions: 35
Worksheet time: 18mins
Name
Class
Date
1.
a device that blocks current in one direction while letting current flow in the other direction.
a)
diode
b)
electromagnetic wave
c)
luminance
d)
translucent
2.
producing light as a result of being heated to a high temperature
a)
pliable
b)
incandescent
c)
resist
d)
fixture
3.
a kind of wave that does not need a medium to travel; a disturbance that transfers energy through a field.
a)
resist
b)
diode
c)
electromagnetic wave
d)
incandescent
4.
allowing light to pass through
a)
fixture
b)
luminance
c)
pliable
d)
translucent
5.
an object that is fastened to something.
a)
diode
b)
pliable
c)
electromagnetic wave
d)
fixture
6.
to stand against someone or something.
a)
pliable
b)
diode
c)
resist
d)
incandescent
7.
the quality of producing or reflecting light
a)
translucent
b)
luminance
c)
resist
d)
incandescent
8.
bendable
a)
pliable
b)
diode
c)
electromagnetic wave
d)
resist
9.
Synonym for "fixture"
a)
loosened
b)
fastened
c)
stand against
d)
accept
10.
Synonym for "resist"
a)
stand against
b)
accept, give in
c)
radiant
d)
gloomy
11.
Synonym for "incandescent"
a)
see-through
b)
blocked
c)
radiant
d)
gloomy
12.
Synonym for "luminance"
a)
fastened
b)
loosened
c)
darkness
d)
brightness
13.
Synonym for "pliable"
a)
stiff, inflexible
b)
flexible
c)
accept, give in
d)
radiant
14.
Synonym for "translucent"
a)
gloomy
b)
blocked
c)
see-through
d)
radiant
15.
Part of speech for "electromagnetic wave"
a)
noun
b)
verb
c)
adjective
16.
Part of speech for "fixture"
a)
noun
b)
verb
c)
adjective
17.
Part of speech for "resist"
a)
noun
b)
verb
c)
adjective
18.
Part of speech for "diode"
a)
noun
b)
verb
c)
adjective
19.
Part of speech for "incandescent"
a)
noun
b)
verb
c)
adjective
20.
Part of speech for "luminance"
a)
noun
b)
verb
c)
adjective
21.
Part of speech for "pliable"
a)
noun
b)
verb
c)
adjective
22.
Part of speech for "translucent"
a)
noun
b)
verb
c)
adjective
23.
Antonym for "fixture"
a)
loosened
b)
fastened
c)
radiant
d)
gloomy
24.
Antonym for "resist"
a)
brightness
b)
accept, give in
c)
stand against
d)
darkness
25.
Antonym for "incandescent"
a)
fastened
b)
loosened
c)
radiant
d)
gloomy
26.
Antonym for "luminance"
a)
flexible
b)
brightness
c)
darkness
d)
inflexible
27.
Antonym for "pliable"
a)
blocked
b)
inflexible, stiff
c)
flexible
d)
brightness
28.
Antonym for "translucent"
a)
blocked
b)
stand against
c)
accept, give in
d)
see-through
29.
The light _________________________ in houses would have to be removed in order to use the light sheets.
a)
fixtures
b)
diodes
c)
electromagnetic waves
d)
pliable
30.
Visible light is made up of _______________________________________.
a)
resisting
b)
electromagnetic waves
c)
incandescent
d)
translucent
31.
Getting the light sheets to the mass market could be difficult because makers of light fixtures are known for ______________________________ change.
a)
fixtures
b)
diodes
c)
resisting
d)
pliable
32.
The process of making the light sheets with the device is it coats an eight-inch wide plastic sheet with chemicals, it then coats the sheet with OLEDs (organic light-emitting _______________________), and the device seals the sheet with a thin layer of metal.
a)
incandescent
b)
luminance
c)
electromagnetic waves
d)
diodes
33.
Experts at GE are already predicting numerous uses for the _________________________ (bendable), paper-thin sheets of __________________________ (quality of producing or reflecting light).
a)
resisting, translucent
b)
pliable, luminance
c)
incandescent, diodes
34.
Experts say that OLED light sheets have the potential to offer considerable energy savings over standard _______________________________ (producing light as a result being heated at a high temperature) light bulbs.
a)
luminance
b)
translucent
c)
incandescent
d)
fixtures
35.
The flexible sheets of light could be used to manufacture wallpaper or window blinds. The clear plastic sheets could be replaced with ____________________________________ sheets, which could then be taped to windows.
a)
diodes
b)
resisting
c)
electromagnetic waves
d)
translucent
100 %
