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NAUKA I TECHNIKA
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This model has a battery ____________ of 9-14 hours.
life
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Give the verbs of the four arithmetic operations.
divide multiply add subtract
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The internal combustion ____________ was a wonderful invention with terrible consequences.
engine
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LAN stands for
Local Area Network
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Our washing machine ________ down last night and flooded the bathroom.
broke
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Did the Wright brothers invent or discover aeroplane controls?
invented
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Alexander Bell ____________the telephone.
invented
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Which part of a laptop do you use to type?
keyboard
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What is in the picture?
a remote control
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When she was carrying on/out/over an experiment, she did/had/made an interesting discovery about the energy in clouds.
out, made
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If somethng doesn't work, it is _____ of order.
out
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What is in the picture?
a plug
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Maria Skłodowska-Curie ______________ polonium and radium.
discovered
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A person who specialises in physics is a ...
physicist
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What is in the picture?
mould
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What is in the picture?
a photocopier
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A person who specialises in chemistry is a...
chemist
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LCD stands for
Liquid Crystal Display
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Each chemical _____ has an atomic number, e.g. Hydrogen=1
compound
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On which part of a laptop do you see all the pictures and information?
On the screen
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People are suspicious of genetically _________ food.
modified
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Oh no! I've just _______ an important file by accident!
deleted
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Where do you put a plug?
Into a socket
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A person who specialises in mathematics is a...
mathematician
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RAM stand for...
Random Access Memory
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Facebook is a social ______ site.
networking
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Bill works as a computer ____________ .
programmer
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I __________ off the TV after the film had ended.
switched/turned
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