Question

Match the following

1) Wrist watch - m/s

2) metallic ball - pendulum clock

3) Speed - measure time

4) One or More cells - bob

5) Gallileo Gallie - quatz clock ​

Answer 1

speed-m/s

wrist watch-quatz clock.

metallic ball-pendulum clovk

gallieo gallie-bob

one or more cells- measure time..

hope it helps you

Answer 2

Answer:

Force arrows are used to represent both the magnitude and direction of forces. ... The direction of the arrow corresponds to the actual direction that the force is being exerted. Force arrows are used by scientists and engineers to predict the motion of an object based on the forces that are applied to it.