taungkihin yanles

(20) The change in position along a certain direction is _____ .
(21) The slope of the distance -time graph gives _____ .
(22) The grater the slope of a straight line distance-time graph , the _____ is the speed.
(23) The slope of the distance-time graph gives _____ .
(24) The slope of the velocity-time graph gives _____ .
(25) The area under the speed-time graph gives _____.

KEY>>>>>
1.two 2.changing 3.acceleration 4.zero 5. same
6.zero 7.negative 8.speed 9.zero 10.acceleration
11.negative 12.constant 13.path 14.scalar 15.magnitude

1. One newton is equal to ……. dyne.
   (12) There are ……….. fundamental forces.
   (13) The gravitational force is a ……… range force .
   (14) Weight has both magnitude and ………. .
   (15) The SI unit of weight is ……… .
   (16) Mass is a scalar quantity and its SI unit is ……… .
   (17) The gravitational force interact between