Advertisements
Advertisements
प्रश्न
Write in one sentence each, why the following years were landmarks in the lives of Pierre and Marie Curie.
- 1895 __________________
- 1902 __________________
- 1903 __________________
- 1906 __________________
- 1911 __________________
उत्तर
- Pierre and Marie Curie got married in July, 1895.
- Radium was discovered by the Curies in 1902.
- The Curies, along with Henri Becquerel, were awarded the Nobel Prize for Physics, for their discovery of Radium and Polonium in 1903.
- Pierre Curie was killed by a horse-drawn wagon in 1906.
- Marie was awarded the second Nobel Prize for Chemistry in 1911.
APPEARS IN
संबंधित प्रश्न
Did you observe/learn any new things there? What are those?
Scientists have to work very hard and make many sacrifices for years, to achieve success in their experiments. Why?
What is the difference between a discovery and an invention?
Discuss in pairs/groups about the precautions one has to take while working in a science laboratory. Write them in the form of Dos and Don’ts.
| Dos | Don’ts |
| Handle test tubes and other glass apparatus with care. | Don’t touch chemicals with bare hands. |
| ________________________ | ________________________ |
| ________________________ | ________________________ |
| ________________________ | ________________________ |
Complete the web diagram with the qualities of Madame Curie.
Two discoverers of new lands
Two conquerers of the peak of Mt. Everest
Original name of Madame Curie
Her place of birth
Subjects Marie majored in, at the University of Paris
Nationality of her husband Pierre
Two radio- active elements discovered by Curies
Read the text carefully and match the incidents occurred in Madam Curie’s life given in table A with the years in table B.
| Table A | Table B |
| 1. Henri Becquerel discovered that uranium had the property where radioactive elements can give off rays which can penetrate substances that are opaque to light. | 1902 |
| 2. Maria Sklodowska was born in Warsaw, Poland. | 1934 |
| 3. Marie was awarded the Nobel Prize | 1896 |
| 4. Curie couple discovered radium. | 1867 |
| 5. Marie passed away. | 1911 |
What common characteristics did Marie and Pierre share, as students?
Which of the two scientists was greater than the other? Say why?
Why was the gift of a ton pitchblende, a great stroke of luck, to the Curies?
Besides the uses of radium and polonium mentioned in the text, in what other way, do you think, it is used in the field of medicine?
What proves that Marrie Curie was a true lover of humanity and not a wealth?
Read and understand the following word. Find out/search for proverb/thought/quote/slogan that is related to them.
Strength of character
Read and understand the following word. Find out/search for proverb/thought/quote/slogan that is related to them.
Hard-work
Match the branches of Science with what fields they study :
| (A) | (B) |
| (a) Ecology | (i) Study of Atmosphere |
| (b) Geology | (ii) Study of Plant-life |
| (c) Meteorology | (iii) Study of the Universe |
| (d) Anatomy | (iv) Study of living organisms and environment |
| (e) Botany | (v) Study of human mind and emotions |
| (f) Psychology | (vi) Study of structure and functions of the body |
| (g) Cosmology | (vii) Study of solid earth and rocks |
The life and work and inventions of Marie Curie are given in detail in the text. Go to your library or search on internet at least five famous scientists who have given great inventions to the world and write about them or prepare a chart showing the information about them.
