Question

B. Fill in the blanks.
1. The fact that the time period of a pendulum
remains the same is used in a __________
clock.

2. Before crystals were used, the________ was
used to measure time in watches.

3.
In a modern wrist watch, time is measured
by the vibrations of a_________ crystal.

4.
The SI unit of speed is__________.

5. The distance travelled by an object divided
by the time taken for travel gives us the_________
of the object.

6. When the__________ of a body moving in
a straight line is constant, it is in uniform
motion.
7. A distance-time graph has time as the__________
and distance as the___________.



please get answer of this question.....​

Answer 1

4 m/s
5 speed
6 speed
7 y-axis and x-axis