des b2 unit 6: Science and technology

artificial

not natural or real, but made by people

the growers use both natural and artificial light

false

made to look like st real

I realized that the man was wearing a false beard

natural

existing in nature, and not produced by people

this cloth is made from natural fibres

physical

real and able to be seen, touched or felt

there was no physical evidence to connect Whitman with the crime

true

based on facts or on things that really happened

the film is based on a true story

accurate

correct in every detail and without any mistakes

we need to get an accurate estimate of what the new building will cost

method

a way of doing st, especially a planned or established way

we developed new methods of pollution control

way

a method for doing st

There are so many delicious ways you can prepare chicken

engine

the part of a vehicle that makes it move

there was a problem with the engine, so we took the car to the garage

machine

a piece of equipment with moving parts that does a particular job

Sue showed him how to operate the washing machine

motor

the part of a machine or vehicle that makes it work

the pump is powered by an electric motor

aim

the thing that you hope to achieve by doing st

my main aim on this course is to gain confidence

cause

an event, thing or person that makes st happen

the cause of death was found to be a heart attack

reason

a fact, situation or intention that explains why st happened, why so did st or why st is true

the police asked her the reason for her visit

estimate

to guess or calculate an amount or value by using available information

it is impossible to estimate how many of the residents were afected

calculate

to discover a number or amount by using mathemastics

he calculates that the proposal would cost 4$ million

electric

using or relating to electricity

I’ve just got a new electric toothbrush

electronic

using electricity and extremely small electrical parts, such as microchips

our maths teacher said that we’re allowed to use electronic calculators in the exam.

invent

to design or create st that did not exist before

Alfred Nobel invented dynamite

discover

to find st that was hidden or that no one knew about before

William Herschel discovered Uranus in 1781

research

the detailed study of st in order to discover new facts

He did some research into the causes of lung cancer

experiment

a scientific test to find out what happens to so or st

researchers now need to conduct further experiments

progress

the process of developing or improving

keep me informed about the progress of the project

development

change, growth or improvement over a period of time

the development in the country’s economy means that more people are able to buy their own homes

modern

relating to or belonging to the present time

modern offices are usually full of computers

new

recently made, invented or developed

they are going to build a new office block here

industry

all the businesses involved in producing a particular type of goods or services

The new tax will affect everyone in the fishing industry

factory

a building where large quantities of goods are produced using machines

she works in a factory

award

a prize that is given to so who has achieved st

she won the Player of the Year award

reward

st good that happens or that you receive bc of st that you have done

you deserve a day off as a reward for working so hard

take place

to happen

the Olympics take place every four years

occur

to happen

the police said that the accident occured at about 4.30 pm

break down

stop working (for a machine,etc)

hư hỏng, suy sụp

carry out

perform an experiment, etc

tiến hành

come off

succeed

xảy ra như kế hoạch, hoàn thành

come on

develop or make progress

phát triển, tiến bộ

come up with

think of (an idea, a plan, etc)

có ý tưởng, có kế hoạch

cut off

stop the supply of st

dừng cung cấp, cắt (điện, nước…)

find out

discover information, etc

khám phá ra

give off

produce st such as heat or a smell

tạo ra mùi, thải ra mùi (hoá chất)

narrow down

reduce the number of possibilities

rút gọn lại (phương án, khả năng…)

plug in

connect to the electricity supply

cắm vào (nguồn điện)

put through

connect by phone

chuyển điện thoại, kết nối điện thoại, nối máy..

turn into

change into st different

biến thành cái gì đó khác

turn off

stop a machine working

tắt

work out

find the solution to a problem, etc

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