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Oxford learner's pocket word skills > BASIC SCIENCE > Flashcards

BASIC SCIENCE Flashcards

1
Q

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.

A

hypothesis

hypothetical

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2
Q

If something … what you believe, suspect, or fear, it shows that it is definitely true.

A

confirms

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3
Q

منطقی

A

logical<>=illogical

rational<>=irrational

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4
Q

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.

A

conclusion

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5
Q

… is the action or process of carefully watching someone or something.

A

Observation

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6
Q

If you … things, you collect them together so that you can use them.

A

gather

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7
Q

A … is something that you say or write which gives information in a formal or definite way. بیانیه

A

statement

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8
Q

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

A

outcome

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9
Q

An … is a guess which is based on a certain amount of knowledge and is therefore likely to be correct. برآورد تجربی

A

educated guess

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10
Q

An … is a scientific test which is done in order to discover what happens to something in particular conditions

A

experiment

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11
Q

Something or someone that is … is reasonable, right, and just.

A

fair

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12
Q

A … is a rocket or other vehicle that can travel in space.

A

spacecraft

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13
Q

A … is a space vehicle that is shaped like a long tube.

A

rocket

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14
Q

To … a rocket, missile, or satellite means to send it into the air or into space.

A

launch

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15
Q

… is the force which causes things to drop to the ground.

A

Gravity

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16
Q

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.

A

draw

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17
Q

If you move or look …, you move or look towards the ground or a lower level.
Benedict pointed … again with his stick.

A

downwards<>=upwards

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18
Q

An … is a person who is trained for travelling in a spacecraft.

A

astronaut

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19
Q

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.

A

orbit n/v

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20
Q

… information, measurements, and statistics are correct to a very detailed level.

A

Accurate

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21
Q

If you … something that is flat or straight, you use force to make it curved or to put an angle in it.

A

bend

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22
Q

A … is a smooth, gradually bending line, for example part of the edge of a circle.انحنا

A

curve

23
Q

If you … an event, you say that it will happen.

A

predict

24
Q

If you … something, you check that it is true by careful examination or investigation.

A

verify

25
Q

ژن

A

gene

26
Q

The … of an atom or cell is the central part of it.

A

nucleus

27
Q

If you … something, you stop it spreading, increasing, or continuing.
The organisation took steps to … the flow of information coming from its head office.

A

stem

28
Q

آبزی

A

marine

29
Q

پستاندار

A

mammal

30
Q

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

A

clone

31
Q

An … is an unborn animal or human being in the very early stages of development. جنین

A

embryo

32
Q

اسید

قلیا یا باز

A

acid

alkali

33
Q

خمیر مایه

… is used for baking bread.

A

yeast

34
Q

A … is a solid, powder, liquid, or gas with particular properties. ماده
What sort of … could withstand those temperatures?

A

substance

35
Q

… 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

A

Dough

36
Q

If something … or ..ed, it becomes larger.

A

expand

37
Q

… are small balls of air or gas in a liquid.

A

Bubbles

38
Q

اسفنجی

A

spongy

39
Q

If you … an object into something, you push it quickly or violently into it.
A soldier … a bayonet into his body.

A

plunge

40
Q

A … is a substance that gives something a particular colour.
رنگدانه

A

pigment

41
Q

If cloth or clothing …, it becomes smaller in size, usually as a result of being washed.

A

shrinks

42
Q

When a coloured object … or when the light … it, it gradually becomes paler.

A

fades

43
Q

If something … you, you cannot understand it or explain it.

A

baffles

44
Q

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.

A

consequences

45
Q

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

A

deprivation

46
Q

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

A

deprive sb of sth

47
Q

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.

A

passive=<>active

48
Q

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.

A

recurring

recur v

49
Q

ماهیچه - عضله

A

muscle

50
Q

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

A

twitches

51
Q

A … is the repeated or regular way in which something happens or is done.
All three attacks followed the same … .

A

pattern

52
Q

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

A

paralysed

53
Q

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.

A

act out

Oxford learner's pocket word skills (11 decks)

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