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CSS Past Papers
Everyday Science - 2005
Test - 4
1.
Electrical energy is converted by………………into sound energy?
a) Loudspeaker
b) Oil engine
c) Generator
d) Steam engine
2.
Sound energy is converted by………………into electrical energy?
a) Mechanical engine
b) Microphone
c) Loudspeaker
d) Battery
3.
Gunpowder relates to?
a) Calcium carbonate
b) Dobson unit
c) Sulphur dioxide
d) Blue purple light
4.
Marble relates to?
a) Fermi
b) Calcium carbonate
c) Silicon dioxide
d) Sulphur dioxide
5.
Ozone relates to?
a) Aqua regia
b) Beta particle
c) Blue purple light
d) Dobson unit
6.
Argon relates to?
a) Silicon dioxide
b) Sulphur dioxide
c) Blue purple light
d) Fermi
7.
Quartz relates to?
a) Mirage
b) Fermi
c) Silicon dioxide
d) Sulphur dioxide
8.
Mirage relates to?
a) Aqua regia
b) Total internal reflection
c) Beta particle
d) Total external reflection
9.
Gold relates to?
a) Silicon dioxide
b) Aqua regia
c) Fermi
d) No answer is correct
10.
Modulation relates to?
a) Frequency
b) Gama rays
c) Length
d) Beta rays
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