Предмет: Физика, автор: abdulloisokov23

Излучение, при котором потери атомами энергии на излучение света компенсируются за счет энергии теплового движения атомов (или молекул) излучающего тела, называется:

Ответы

Автор ответа: meirou88
0

Ответ:

термодинамическим равновесием или термодинамическим равновесным излучением.

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1. When _____ you last _______ tennis?

a) did/play b) do/play c) did/played d) do/play



2. My favourite sport …… handball.

a) are b) is c) be d) were



3. Carlo is Italian. He’s …… Italy.

a) from b) to c) at d) by



4.Moscow is the …… of Russia.

a) country b) nationality c) capital d) continent

5.He often …… fish because it’s good for him.

a) eats b) eat c) eates d) ate



6.Look at these children! They….with your dog.

a) are playing b) play c) is playing d) plays



7. Alice _______________ like French films.

a) isn’t b) don’t c) doesn’t d) not like



8. ________________ you doing your homework?

a) Do b) Are c) Is d) Was



9. My friend and I _____________ TV on Saturday afternoons.

a) watch b) watches c) are watching d) doesn`t watch


10. _________________ they having a lesson at the moment?

a) are b) is c) do d) was



11. His parents often … newspapers in the evening.

a) are reading b) reads c) read d) reading


12. We usually ______________ out on Sundays.

a) eating b) eat c) eats d) eated



13. ____________________ tigers live in the jungle?

a) are b) do c) is d) was



14. I … very hard at school every day.

a) work b) am working c) works d) working



15. She ____________________ everybody in her school.

a) know b) is knowing c) knows d) knowing



16. What are you doing? – I … a very good detective film.

a) am watching b) watch c) is watching d) watched



17. Use appropriate confused word: … going to be here soon.

a) Their b) There c) They’re d) They


18. She (to help) mother yesterday?

a) did … help b) did … helped c) does … help d) is … helping



19. What … your brother (to do) tomorrow?

a) does … do b) do … do c) will … do d) is … doing



20. Select the correctly punctuated sentence.

а) We decided to visit: Spain, Greece, Portugal and Italy's mountains.

b) We decided to visit Spain, Greece, Portugal and Italys mountains.

c) We decided to visit Spain, Greece, Portugal and Italy's mountains.

d) We decided to visit Spain Greece Portugal and Italy's mountains.



21. Give negative form: Our lesson always begins at 8 o’clock.

а) Our lesson isn’t always begin at 8 o’clock.

b) Do our lesson always begin at 8 o’clock.

c) Our lesson don’t always begin at 8 o’clock.

d) Our lesson doesn’t always begin at 8o’clock