(1) There are _____ main types of motion.
(2) An accelerated body is one whose velocity is _____ .
(3) The unit 〖cm s〗^(-1)is the unit of _____ .
(4) If a body starts from rest , its initial velocity is _____ .
(5) 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.
- A unit is a ……….. quantity. 2.standard
- Mass is a ……..quantity. 3.basic
4.Area is a ……….quantity. 4.derived
5.The British system is also called the ……. system. 5.FPS - Length , mass and ……. called basic quantities. 6.time
7.The unit of mass in CGS system is ……….. . 7.gram
8.We use a ruler for measuring ……….. . 8.length - The SI unit of area is the ……… . 9.m2
10.The unit of length in …….. is the foot. 10.British system - The standard of the number 5068 is ………. . 11.5.068 x 2103