1. ANSWERS
UNIT 5 LOOKING AT SPRINGS
Objective questions
1. D 2. D 3. C 4. D 5. A
6. A 7. B 8. B 9. D 10. C
11. C 12. A 13. B 14. A 15. B
16. D 17. B 18. D 19. B 20. D
21. D 22. C
Subjective questions
A D
1. (√) 1 2.5cm
2 1 cm
2. (X) B 3 3 cm
3. (√) 1 bent ; 4 Different springs stretch
4. (X) differently
2 stretched; 5 a) The weight of the
5. (√) object (100g)
3 twisted; b) The length of the springs when
an object (100g) is hung
4 squeezed; on them
C
1 (b)
E
2 (a) 1 X : cloth
3 (c) Y : wood
4 (e) 2 can absorb water
3 to wipe away dirts or sweat
5 (d)
