Fill in the following blanks with suitable words:
(a) Displacement is a???????? quantity whereas distance is a??????????.
(b) The physical quantity which gives both, the speed and direction of motion of a body is called
its?????????.
(c) A motorcycle has a steady?????. of 3 m/s. This means that every??????. its?????. increases
by????.
(d) Velocity is the rate of change of????????? It is measured in.
(e) Acceleration is the rate of change of??????. It is measured in.
Solution:
(a) Displacement is a vector quantity whereas distance is a scalar quantity.
(b) The physical quantity which gives both, the speed and direction of motion of a body is called its velocity.
(c) A motorcycle has a steady acceleration of 3 m/s2. This means that every second its velocity increases by 3m.
(d) Velocity is the rate of change of displacement. It is measured in m/s.
(e) Acceleration is the rate of change of velocity. It is measured in .
.