Студопедия

КАТЕГОРИИ:


Архитектура-(3434)Астрономия-(809)Биология-(7483)Биотехнологии-(1457)Военное дело-(14632)Высокие технологии-(1363)География-(913)Геология-(1438)Государство-(451)Демография-(1065)Дом-(47672)Журналистика и СМИ-(912)Изобретательство-(14524)Иностранные языки-(4268)Информатика-(17799)Искусство-(1338)История-(13644)Компьютеры-(11121)Косметика-(55)Кулинария-(373)Культура-(8427)Лингвистика-(374)Литература-(1642)Маркетинг-(23702)Математика-(16968)Машиностроение-(1700)Медицина-(12668)Менеджмент-(24684)Механика-(15423)Науковедение-(506)Образование-(11852)Охрана труда-(3308)Педагогика-(5571)Полиграфия-(1312)Политика-(7869)Право-(5454)Приборостроение-(1369)Программирование-(2801)Производство-(97182)Промышленность-(8706)Психология-(18388)Религия-(3217)Связь-(10668)Сельское хозяйство-(299)Социология-(6455)Спорт-(42831)Строительство-(4793)Торговля-(5050)Транспорт-(2929)Туризм-(1568)Физика-(3942)Философия-(17015)Финансы-(26596)Химия-(22929)Экология-(12095)Экономика-(9961)Электроника-(8441)Электротехника-(4623)Энергетика-(12629)Юриспруденция-(1492)Ядерная техника-(1748)

Technology




LESSON FOUR

Find the highlighted words from the text that will match the definitions.

Answer the questions on the text.

1. What is light? Try to give a simple and clear definition.

2. How does it travel through space?

3. Does light penetrate all surfaces?

4. What is light, a wave or a particle?

5. What do you know about the speed of light?

6. Do all objects transmit light equally? Are there any which don’t transmit it at all?

7. How do we call objects that emit light?

8. Are there any objects that don’t emit light but are still bright to our eyes?

9. Does the Sun produce energy? How?

10. Is the Moon a luminous source?

11. What is lunar eclipse?

12. What is bioluminescence? What does it serve for?

13. Do you know any bioluminescent creatures?

14. How is shadow produced from the point of view of a physicist?

15. Is the shade equally dark? Are there any lighter regions?

16. What is umbra/penumbra?

1. a dark image or shape cast on a surface by the interception of light rays by an opaque body

2. possession of the qualities required to do something; necessary skill, competence, or power

3. permitting the uninterrupted passage of light; clear

4. the exterior face of an object or one such face

5. to turn or cause to turn from a particular direction

6. to happen; take place; come about

7. not transmitting light; not transparent or translucent, not reflecting light; lacking lustre or shine; dull

8. any of various invertebrates, esp the annelids having a slender elongated body

9. to emit or reflect or cause to emit or reflect light suddenly or intermittently (flash) the central, innermost, or most essential part of something

10. a ray or column of light, as from a beacon

11. to seem or look

12. a small piece; fragment

6. Discuss the question:

You are in a cabin and it is pitch black. You have one match with you. Which do you light first, the newspaper, the lamp, the candle or the fire?

7. Read the riddle and try to find out the answer asking general (yes/no) questions.

There was an old man who lived by himself. He felt tired so he went into the bathroom, went to the toilet and then turned the light off before going to bed. The next morning there was a news flash on the radio that a boat crashed. The man opened the window and jumped out. Why?

 

8. Tell you groupmates what you think.

The sun, the moon and the stars would have disappeared long ago... had they happened to be within the reach of predatory human hands.

Henry Havelock Ellis (British psychologist)

o What does the author mean?

o Do you agree with him? Why (not)?

o Do you think human influence on nature is positive or negative? Why?

 


1. The words below are all connected to inventions/technology. Translate them into Ukrainian and name their part of speech.

Microscope, battery-operated, engine, inventor, technician, discover, remote-controlled, communications satellite, gadget, invent, technical, scientific, machine, speedometer, scientist, researcher, appliance, experiment, research, robot.

 




Поделиться с друзьями:


Дата добавления: 2015-05-24; Просмотров: 380; Нарушение авторских прав?; Мы поможем в написании вашей работы!


Нам важно ваше мнение! Был ли полезен опубликованный материал? Да | Нет



studopedia.su - Студопедия (2013 - 2024) год. Все материалы представленные на сайте исключительно с целью ознакомления читателями и не преследуют коммерческих целей или нарушение авторских прав! Последнее добавление




Генерация страницы за: 0.008 сек.