BASIC SCIENCE Flashcards
A … is an idea which is suggested as a possible explanation for a particular situation or condition, but which has not yet been proved to be correct.
hypothesis
hypothetical
If something … what you believe, suspect, or fear, it shows that it is definitely true.
confirms
منطقی
logical<>=illogical
rational<>=irrational
When you come to a …, you decide that something is true after you have thought about it carefully and have considered all the relevant facts.
conclusion
… is the action or process of carefully watching someone or something.
Observation
If you … things, you collect them together so that you can use them.
gather
A … is something that you say or write which gives information in a formal or definite way. بیانیه
statement
the final result of a meeting, discussion, war etc – used especially when no one knows what it will be until it actually happens SYN result
outcome
An … is a guess which is based on a certain amount of knowledge and is therefore likely to be correct. برآورد تجربی
educated guess
An … is a scientific test which is done in order to discover what happens to something in particular conditions
experiment
Something or someone that is … is reasonable, right, and just.
fair
A … is a rocket or other vehicle that can travel in space.
spacecraft
A … is a space vehicle that is shaped like a long tube.
rocket
To … a rocket, missile, or satellite means to send it into the air or into space.
launch
… is the force which causes things to drop to the ground.
Gravity
If you … something or someone in a particular direction, you move them in that direction, usually by pulling them gently.
He … his chair nearer the fire.
draw
If you move or look …, you move or look towards the ground or a lower level.
Benedict pointed … again with his stick.
downwards<>=upwards
An … is a person who is trained for travelling in a spacecraft.
astronaut
An … is the curved path in space that is followed by an object going round and round a planet, moon, or star.
If something such as a satellite …s a planet, moon, or sun, it moves around it in a continuous, curving path.
orbit n/v
… information, measurements, and statistics are correct to a very detailed level.
Accurate
If you … something that is flat or straight, you use force to make it curved or to put an angle in it.
bend
A … is a smooth, gradually bending line, for example part of the edge of a circle.انحنا
curve
If you … an event, you say that it will happen.
predict
If you … something, you check that it is true by careful examination or investigation.
verify
ژن
gene
The … of an atom or cell is the central part of it.
nucleus
If you … something, you stop it spreading, increasing, or continuing.
The organisation took steps to … the flow of information coming from its head office.
stem
آبزی
marine
پستاندار
mammal
If someone or something is a … of another person or thing, they are so similar to this person or thing that they seem to be exactly the same as them. همسان
clone
An … is an unborn animal or human being in the very early stages of development. جنین
embryo
اسید
قلیا یا باز
acid
alkali
خمیر مایه
… is used for baking bread.
yeast
A … is a solid, powder, liquid, or gas with particular properties. ماده
What sort of … could withstand those temperatures?
substance
… is a fairly firm mixture of flour, water, and sometimes also fat and sugar. It can be cooked to make bread, pastry, and biscuits. خمیر
Dough
If something … or ..ed, it becomes larger.
expand
… are small balls of air or gas in a liquid.
Bubbles
اسفنجی
spongy
If you … an object into something, you push it quickly or violently into it.
A soldier … a bayonet into his body.
plunge
A … is a substance that gives something a particular colour.
رنگدانه
pigment
If cloth or clothing …, it becomes smaller in size, usually as a result of being washed.
shrinks
When a coloured object … or when the light … it, it gradually becomes paler.
fades
If something … you, you cannot understand it or explain it.
baffles
The … of something are the results or effects of it.
Her lawyer said she understood the … of her actions and was prepared to go to jail.
consequences
If you suffer …, you do not have or are prevented from having something that you want or need.
Millions more suffer from serious sleep … caused by long work hours. محرومیت - فقدان
deprivation
If you … someone … something that they want or need, you take it away from them, or you prevent them from having it.
The disintegration of the Soviet Union … western intelligence agencies … their main enemies
deprive sb of sth
If you describe someone as …, you mean that they do not take action but instead let things happen to them.
منفعل - تابع
His … attitude made things easier for me.
passive=<>active
If something is …, it happens at regularly occurring intervals.مکرر
More than 60 percent of …. costs were attributable directly to materials, products, and services purchased from external suppliers.
recurring
recur v
ماهیچه - عضله
muscle
If something, especially a part of your body, … or if you … it, it makes a little jumping movement.
تیر کشیدن - تند تند تکان خوردن
When I stood up to her, her right cheek would begin to twitch
twitches
A … is the repeated or regular way in which something happens or is done.
All three attacks followed the same … .
pattern
If someone is … by an accident or an illness, they have no feeling in their body, or in part of their body, and are unable to move.
فلج از کار افتادگی
paralysed
If you … … an event which has happened, you copy the actions which took place and make them into a play.
I used to come home and … the movie for the kids.
act out
