A picture of photograph, especially one shown on a computer or television screen
Image
A substance that has been made pure by removing other substances from it is... (adj)
Refined
A computer screen that you touch to get information, buy something, etc.
Touchschreen
Meaning of "in practice"
In reality rather than what is meant to happen
Smallest unit of any chemical element, consisting of a positive nucleus surrounded by negative electrons. They can combine to form a molecule.
Atom
Scientific study of electric current and the technology that uses it
Electronics
A powerful effect that something, especially something new, has on a situation or person
Impact
Meaning of "in due course"
At a suitable time in the future
Meaning of "in all"
With everything added together to make a total
A substance in a form like air that is neither solid nor liquid
Gas
Measurement of the amount of carbon dioxide that their activities produce
Carboon footprint
An official rule that controls how something is done
Regulation
Positioned or relating to the coast (adj)
Coastal
A wall built across a river that stops the river's flow and collects the water, especially to make a reservoir (artificial lake) that provides water for an area (noun)
Dam
Information, especifically facts or numbers, collected to be examined and considered and used to help decision-making, or information in an electronic form that can be stored and processed by a computer
Data
Fuels, such as gas, coal and oil, that were formed underground from plant and animal remains millions of years ago (noun)
Fossil fuel
Meaning of "in doubt"
When something is unlikely to continue or be successful
Unwanted matter or material of any type, especially what is left after useful substances or parts have been removed
Waste
Meaning of "in progress"
Happening or being done now
The way the world's weather is changing
Climate change
The smallest basic unit of a plant or animal
Cell
Meaning of "in the meantime"
Until something expected happens, or while something else is happening
A simple substance which cannot be reduced to smaller chemical parts, e.g. hydrogen
Element
To put electricity into an electrical device such as a battery (verb)
Charge
A gradual increase in world temperatures caused by polluting gases such as carbon dioxide which are collecting the air around the Earth and preventing heat escaping into space
Global warming
Type of computer that is small enough to fit on the top of a desk
Desktop
How do you say "multiplied by"? (example: 9x3)
Times
To show that something is true (verb)
Prove
From or relating to the area between two tropics (adj)
Tropical
Computer program that is designed for a particular purpose
Application
Food that has had some sort of chemical or industrial treatment in order to cook it, preserve it, or improve its taste of appearance is... (adj)
Processed
A device that changes energy from the sun into electricity
Solar panel
Not strong or clear, slight (adj)
Faint
One of several gases, especially carbon dioxide, that prevent heat escaping into space, causing the greenhouse effect
Greenhouse gas
Used on social media for describing the general subject of a Tweet or other post
Hashtag
To support or approve something (exp)
To be in favour
Process of finding information, a place or object, especially for the first time, or the thing that is found
Discovery
Having a lot of mountains (adj)
Mountainous
Electricity produced by using the energy from the sun
Solar power
The sound that a phone makes, especially a mobile phone when someone calls it
Ringtone
What is a "think tank"?
A group of experts brought together, usually by a government, to develop ideas on a particular subject and to make suggestions for action.
A thick layer of ice that permanently covers an area of land
Ice cap
Opposite of "do"
Undo
Very advanced, that works in a clever way (adj)
Sophisticated
Mistake or problem in a computer program
Bug
Form of energy that can be produced as quickly as it is used (adj)
Renewable
A record of the address of an internet document or webpage on your computer so that you can find it again easily
Bookmark
Meaning of "bear in mind"
Remember a piece of information when you are making a decision or thinking about a matter.
New information / new version of an application
Update
What is the meaning of "breakthrough"?
An important discovery or event that helps to improve a situation or provide an answer to a problem
Alive now (adj)
Living
When a computer or system suddenly stops operating (verb)
Crash
The system used for keeping the air in a building or vehicle cool
Air conditioning
To walk around a shop looking at several things; to look at information on the internet (verb)
Browse
A system that makes it possible for many messages or large amounts of information to be sent at the same time and very quickly between computers or other electronic devices
Broadband
Protection of plants and animals, natural areas, and interesting and important structures and buildings, especially from the damaging effects of human activity (noun)
Conservation
What is the meaning of "guideline"?
Information intended to advise people on how something should be done or what something should be
Weather that is not very cold or not as hot as usual (adj)
Mild
A type of service available on the internet that allows you to exchange written messages with someone else who is using the service at the same time
Instant messaging
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