Question

To describe the motion of an object, we first need to specify:

a) Acceleration of the object
b) Speed of the object
c) Direction of motion
d) Reference point
[1 mark]

Answer 1

Answer: d) Reference point

To describe the motion of an object, we first need to specify a reference point. We will then be able to tell whether an object is in motion or at rest with respect to that reference point.

[1 mark]