Physics: Concise ICSE Physics for Class 8, Selina Publishers ICSE Physics – Book 8 by Neha Sharma and Niharika Bhayana ICSE Physics for Class 8 by Deb Mukherji Chemistry: Concise ICSE Chemistry for Class 8, Selina Publishers Chemistry 8(2/E) by John West ...
()12. How often do students have the laboratory class? A. Twice a week. B. Once a week. C. Three times a week. ()13. What is the most important in a laboratory class? A. To be on time. B. To be safe. C. To be tidy. ()14. Which of the following is allowed to do in...