In the following statements, tick T against those which are true, and F against those which are false:
1. Each object moves in straight-line. (T/F)
2. The motion of a bus is represented in meter. (T/F)
3. The distance between two cities is measured in kilometer. (T/F)
4. The time period for given pendulum is not constant. (T/F)
5. An object, moving with a uniform speed, has straight-line on distance-time graph. (T/F)