Question

6. A set of standard units of measurement
adopted all over the world is known as
(a) SI unit
(b) MKS
(c) CGS
(d) none of these
7. A beam balance or a physical balance is used
to measure
(a) length
(b) mass
(c) random motion (d) circulatory motion
8. An apple falling from a tree is the example
of a
(a) rectilinear motion
(6) circular motion
(c) random motion
(d) none of these
9. Identify the object which is at rest.
(a) the tip of your pencil when you are
writing
(b) a man sitting in a car
(c) our arms when we walk
(d) a man sitting on a chair in a park​

Answer 1

6. (a)

7. (b)

8. (a)

9. (d)