This document appears to be a worksheet from a student's chemistry class. It contains a crossword puzzle with chemistry-related terms hidden in the grid. The student needs to identify and write the hidden terms in the numbered blanks below the puzzle. The goal of the worksheet is to practice identifying key chemistry vocabulary terms.

1. SCHOOL _______________________________
Name: _______________ Surname: ________________ Class: _____
Date: __________________________________ Worksheet # _____
C H E M I S T D F P
A S I N G E R O O A
R A C T O R S C S I
P E P E I F A T H N
E H J A N I T O R T
N O D C A R A R S E
T R R H A E P U T R
E S U E A M A M E L
R E N R O A Y P R A
M E C H A N I C Y A
1. ______________
2. ______________
3. ______________
4. ______________
5. ______________
6. ______________
7. ______________
8. ______________
9. ______________
10. _____________