کتاب 'اینترچنج' پیش‌متوسطه - واحد 1 - قسمت 2

the branch of science that is concerned with studying the structure of substances and the way that they change or combine with each other

شیمی

the scientific study of matter and energy and the relationships between them, including the study of natural forces such as light, heat, and movement

فیزیک

the scientific study of the physical features of the Earth and its atmosphere, divisions, products, population, etc.

جغرافیا

the scientific study of living organisms; the science that studies living organisms

زیست‌شناسی

sport, physical exercise, and games that are taught as a subject in schools

تربیت‌بدنی

each of the two periods into which a year at schools or universities is divided

نیمسال, ترم

feeling confident about something being correct or true

مطمئن

a word we say when we see someone and want to greet them, or when we begin to talk on the phone

سلام

a word we say when we are leaving or someone is leaving, or at the end of a phone call

خداحافظ, خدانگهدار

something we say when we want to greet or say hello to someone in the morning

صبح به‌خیر

something we say when we want to say goodbye to a person at night or before we go to bed

شب به‌خیر

used to say hi

سلام, آهای

a word we say when we see someone and want to greet them

سلام

at a time following the current or mentioned moment, without specifying exactly when

بعداً, دیرتر

the day that will come after today ends

فردا

to tell someone about the feelings or ideas that we have

حرف زدن, صحبت کردن

not commonly happening or done

غیر معمول, غیر عادی

unlike anything else and distinguished by individuality

منحصربه‌فرد, بی‌همتا

someone whose job involves performing in movies, plays, or series

بازیگر

a woman whose job involves performing in movies, plays, or series

بازیگر (زن)

used to provide a specific situation or instance that helps to clarify or explain a point being made

برای مثال, به طور مثال

influenced by the latest or popular styles

به‌روز, مد

for a period of time, usually suggesting that the duration of the time is temporary or not permanent

برای مدتی

in most situations or under normal circumstances

معمولاً

receiving a lot of love and attention from many people

محبوب, پرطرف‌دار

to decide what we want to have or what is best for us from a group of options

انتخاب کردن

used for introducing the reason of something

زیرا, چون‌که

on many occasions

اغلب, بیشتر وقت‌ها

(astronomy) a shining point found in large numbers in the night sky

ستاره

the circular object going round the earth, visible mostly at night

ماه

a huge round object that moves in an orbit, around the sun or any other star

سیاره

the universe beyond the atmosphere of the earth

فضا

a part of a plant from which the seed or fruit develops

گل