TOEFL کے لیے اعلی درجے کی لغت - فزکس اور کیمسٹری

a space that is utterly empty of all matter

خلا

(chemistry) to merge or be merged by a chemical bond

باندھنا

the different elements that form something or the arrangement of these elements

ترکیب

to heat a liquid and turn it into gas then cool it and make it liquid again in order to purify it

تقطیر کرنا

to press two things together or be pressed together to become smaller

سکیڑنا

(physics) an invisible substance that makes up most of the universe's mass, detectable only through its gravitational effects

سیاہ مادہ

(physics) matter consisting of elementary particles that are the antiparticles of those of regular matter

اینٹی میٹر

(chemistry) a substance that causes a chemical reaction to happen at a faster rate without undergoing any chemical change itself

کیٹالیسٹ

to increase the velocity of something

تیز کرنا

any substance with a pH of more than seven that neutralizes acids creating salt and water

الکلی

a liquid that is capable of dissolving another substance

حل کرنے والا

a gas with a strong smell that dissolves in water to give a strongly alkaline solution

امونیا

a hard black substance consisting of an amorphous form of carbon which is made by slowly burning wood and is used as fuel or for drawing

ک دوست

having an electric charge

چارج شدہ

a substance that permits electricity to pass through or along it

موصل

a substance of small size and equal sides, formed naturally when turns to solid

کرسٹل

a particle with a net electric charge due to loss or gain of one or more electrons

آئن

referring to the combined interaction of electric and magnetic fields, often associated with waves or radiation

برقی مقناطیسی

the process or action of splitting a nucleus into two or more parts resulting in the release of a significant amount of energy

جوہری تقسیم

(physics) the reaction in which two nuclei join together and produce energy

جوہری ادغام

to become gas or vapor from liquid

بخارات بننا

a light silver-gray metal used primarily for making cooking equipment and aircraft parts

ایلومینیم

a combination of two or more metals, creating a metal that is usually stronger or more resistant

مخلوط دھات

a metallic chemical element that has a red-brown color, primarily used as a conductor in wiring

تانبا

(physics) possessing the attribute of attracting metal objects such as iron or steel

مقناطیسی

the resistance that two surfaces moving on each other encounter

رگڑ

the gradual destruction of materials by chemical reaction, usually of metals

زنگ آلودگی

(physics) the property of matter that gives it weight in a gravitational field and is a measure of its inertia

ماس

(physics) the degree to which a substance is compacted, measured by dividing its mass by its volume

کثافت

the speed at which something moves in a specific direction

رفتار

a heavy soft metal, used in making bullets, in plumbing and roofing, especially in the past

سیسہ

a soft, black, and highly conductive material made up of carbon atoms that is commonly used in pencils and as a lubricant

گریفائٹ

a heavy silver-colored and poisonous metal that has a liquid state in the ordinary temperature

پاروں

a chemical element and a silver-white metal used in making alloys

نکل

a gas with nearly no electrical charge that exists in the sun and other stars

پلازما

a heavy radioactive metallic element used in producing nuclear energy

یویرینیم

containing or relating to a dangerous form of energy produced by nuclear reactions

تابکار

related to heat or temperature, including how heat moves, how materials expand with temperature changes, and the energy stored in heat

حرارتی

remaining still, with no change in position

جامد

produced artificially, typically based on its natural version

مصنوعی