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51
8 Fill in the gaps in these sentences with a suitable word in the left
column of Activity 7.
1 Over $1 billion a year has gone on research into nuclear fusion, a
_____________that has not yet generated a joule of electricity.
2 _____________________ has made the world much smaller.
3 Since the 1950s the Defense Advanced Research Projects Agency has laid
the foundations of various ___________________ industries, such as computing
and satellite building.
The best-selling mopeds are made by Tomos, a firm that is content to produce
4 ______________________, but unbeatably cheap, machines.
5 Why has the pace of __________________ change accelerated so rapidly in
the 20
th
century?
6 Science is always on the move. Its preference is to find a question that
nobody knew needed answering, answer it and then move on, leaving
________________ to turn the answer into a machine or a computer program.
9 Fill in the gaps in the sentences with a suitable word.
1 The three main branches of science are: ch_________ (the study of the
elements that make up the universe), ph _________ (the study of matter and
natural forces) and b_________ (the study of living things).
2 Technology is the activity of using scientific knowledge for p______
purposes.
3 Scientists can find out if a theory is true by carrying out e_______ in a
1________
4 Your idea might work in theory, but I don't think in would work in
p_________
5 A computer, the mouse and the keyboard are known as the h_______.
Your word processor and other applications are known as s_________, which
are stored on a h_____________.
6 You can use the remote control to c__________ the volume on the TV - all
you have to do is press a b__________. If you are unsure how it works, you
should read the m_____________.
7 Equipment needs to be m________ regularly, otherwise it may
b__________ unexpectedly at any time and it may be expensive to r_________
10 Match technologies (1 – 5) and their achievements (A – E).
Technical advances affecting daily life
1 digital technology A satellite navigation systems, mobile phones
2 satellite communication B efficient design of human environments
3 biotechnology C digital photography, video and sound recording,
digital broadcasting
4 artificial intelligence (AI) D genetic modification of plants
5 ergonomics E satellite navigation systems, mobile phones
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