1
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We need a ………… to convert mechanical power to electrical energy.
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2
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Sensors of a robot usually send ……….. to a computer system.
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3
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The …… of this construction is over 140 meters.
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4
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Radio was the greatest …………. of the 19th century.
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5
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The Pyramids are very ………. structures. They were built many centuries ago.
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6
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Mechanical ………… are widely used in industry.
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7
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Computer system gives ……. to robots.
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8
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Be careful with this materials, they can ignite easily. In other words they are very ………. .
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9
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Electrical, solar, kinetic – are different types of ……….. .
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10
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Tin opener, MP3-player, thermometer, etc…, are small …………. which we usually use in our everyday life.
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1.
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What is optical fibre? What are its characteristics?
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2.
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What are the advantages and disadvantages of optical fibres?
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3.
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How are tunnels made? What are tunnels made for?
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4.
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What types of energy do you know?
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5.
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What is the idea of a wind-up technology?
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6.
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What is a robot? What is its role in people’s life?
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7.
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What are the differences between people and robots?
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8.
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What is a gadget? What is its role in people’s life?
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9.
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What types of bridges do you know?
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10.
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What were the principles of bridge construction in the past? What are they now?
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11.
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What are the dimensions of a bridge?
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12.
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What ancient structures do you know? What is special about them? How were they built?
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