Question

I. The study of internal structure of the earth is called
(a) Heat
(b) Sound
(© Geophysics
2. Which is not a derived unit?
(a) Watt
(6) Newton
3. The number of base units in SI are:
(b) 7
4. Least count of meter rod is.
(a) lcm
(b) 0.0 mm c) 0.1
5. Which one is the smallest quantity?
(a) 500ng
(b) 100ug (c 20g
6. The number of significant figures in 0.00580 Keis
(a) 2
(b) 3
OG
7.
Which instrument is most suitable to measure the steal Gameter of aes
tube?
(a) Screw guage (6) Measuring tape © Verrier Case Mas.
8. One cubic metre is equal to:
(6) IOL
(C) 10001
1002
9. A measuring cylinder is used to measure
(a) Volume (b) Area
(c) Mass a Level of
an
10. One pico metre is equal to:
(2) 10 m (b) 10m
(c) 10-
@ 10
Give short answers
(a) 1062​

Answer 1

1. Geophysics

2.Watt

3. 7 units

4. 0.1um

5.500ng

6. 2 figs

7. ( IDK)

8. 1000L

9. Volume.

10.10^-12