13
Exercise 3. Scan through the text and find words which can help you do the cross-
word.
1
2
3
4
5
6
7
8
9
10
Across
3.? one?part?of?a?subject,?situation,?etc.?that?has?many?parts?/n/
4. a test done in order to learn something or to discover if something works
or is true /n/
5.? an?idea?or?explanation?for?something?that?is?based?on?known?facts?but?has?
not?yet?been?proved?/n/
6. a mathematical statement in which you show that two amounts are equal
using?mathematical?symbols?/n/
9.? the?act?or?process?of?examining?a?crime,?problem,?statement,?etc.?carefully,?
especially to discover the truth /n/
10. something that is known to have happened or to exist, especially some-
thing?for?which?proof?exists,?or?about?which?there?is?information?/n/