Smart tech and climate change

Question 1

science fiction

Answer 1

stories about events in the future which are affected by imaginary developments in science, for example about travelling in time or to other planets with life on them

Question 2

vacuum []

Answer 2

The definition of a vacuum is a space devoid of air or matter, or a tool that uses suction to clean.

robots that vacuum your floor

Question 3

regulate [/ˈreɡjəleɪt/]

Answer 3

to control an activity or process, especially by rules

strict rules regulating the use of chemicals in food

Question 4

dig something ↔ up

Answer 4

1 to remove something from the earth using a spade
I’ll dig up that plant and move it.
2 to remove the surface of an area of ground, road etc, or to make holes in it
They’re digging up the road just outside my flat.

Question 5

emission [/ɪˈmɪʃən/]

Answer 5

1 [countable usually plural] a gas or other substance that is sent into the air
Britain agreed to cut emissions of nitrogen oxide from power stations.
2 [uncountable] the act of sending out light, heat, gas etc

Question 6

emit [/ɪˈmɪt/]

Answer 6

to send out gas, heat, light, sound etc

The kettle emitted a shrill whistle.

Question 7

coast [/kəʊst/]

Answer 7

1 [countable] the area where the land meets the sea → coastal
coast of
the west coast of Africa
We drove along the Pacific coast to Seattle.

Question 8

intermittent [/ˌɪntəˈmɪtənt◂/]

Answer 8

stopping and starting often and for short periods SYN sporadic
The weather forecast is for sun, with intermittent showers.

Question 9

demand [/dɪˈmɑːnd/]

Answer 9

1 [singular, uncountable] the need or desire that people have for particular goods and services
Production is increasing faster than demand.
demand for
the demand for new housing

Question 10

supply [/səˈplaɪ/]

Answer 10

1 AMOUNT AVAILABLE [countable] an amount of something that is available to be used
supply of
I’ve only got a week’s supply of tablets left.
plentiful/abundant/adequate etc supply
There was a plentiful supply of cheap labour.

Question 11

steady [/ˈstedi/]

Answer 11

1 CONTINUOUS continuing or developing gradually or without stopping, and not likely to change
Paul is making steady progress.
a steady rain

Question 12

blackout [/ˈblækaʊt/]

Answer 12

1 a period of darkness caused by a failure of the electricity supply SYN power cut
2 a situation in which particular pieces of news or information are not allowed to be reported
As the crisis worsened, the authorities imposed a news blackout.

periods of time without energy

Question 13

broadcaster [/ˈbrɔːdkɑːstə/]

Answer 13

1 someone who speaks on radio or television programmes
a well-known broadcaster
2 a company that sends out television or radio programmes
the British broadcaster Channel 4