C.V. Raman The Pride of India Class: 7 Work Sheet – 3
I. Read the following passage and answer the following questions.
Chandrasekhar Venkata
Raman was showing a visitor some of his instruments, K.S.krishnan rushed in and
announced that Professor Compton has won the Nobel Prize. A few years earlier, A.H.Compton
had shown that the nature of x-rays changes when passed through matter. The change
was dependent on the kind of matter. This effect was called the Compton effect.
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| C.V. Raman The Pride of India Assignment - 3 Class - 7 |
Answer the
following questions. 4 Marks
1. What was Raman showing
a visitor ?
2. Who was Rams showing a
visitor?
3. Who got the Nobel
Prize?
4. What was Compton
effect?
II. Fill in the table. 4 Marks
S.No Verb form noun
form
1 Enjoyed
Enjoyment
2 Rushed
3 Announced
4 Won
5 Surprised
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III. Fill In the blanks with 'in',
'on' 'of'or 'at'. 4 Marks
1. K.S.Krishnan rushed
________________and announced.
2. The change was
dependent ______________________ the kind of matter.
3. Raman was showing a
visitor some ______________________the kind of matter.
4. The nature
____________________ x- ray changes when passed through the matter.
IV. Write about Compton effect. 3
Marks
___________________________________________________________________
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