. The ……… changes the state of motion of a body.
- The new vectors obtained from sub-dividing a vector is called ……… .
- Q ⃗ and - Q ⃗ are in ……… directions.
- Time is not a ……… quantity.
- Displacement is not a ……… quantity.
- The maximum value of the resultant of two vectors acting at a point occurs when they are in
………. directions.
- If the sum of the vectors is zero, the two vectors have same magnitude and ………
directions.
11.Quantities that have only ………. are called scalars.
- The unit of speed and velocity are the _____ .
(6) If the starting point and the end point are the same , the displacement is _____ .
(7) A body with decreasing positive velocity has a _____ acceleration.
(8) _____ is the magnitude of the velocity.
(9) If a body is moving with constant velocity , its acceleration is _____ .
(10) _____ is the rate of change of velocity.
(11) The velocity of a body is decreasing is has _____ acceleration.
(12) The equation v ̅ =(v_0+v)/2 can be used when the body is moving with _____ acceleration.
(13) Displacement does not depend on the _____ travel.
(14)Speed is a _____ quantity.
