Strokes.
a pendulum
Pendulum
Acelleration
pendulum
If you mean the time it takes to swing from start to finish (top to top) this is called the period and if it is the number of swings per second this is know as the frequency.
That would be 1/3 SPS (swings per second)
pendulum
The weight that swings back and forth on a fixed rod in Edgar Allan Poe's story is called a pendulum. The story is named "The Pit and the Pendulum."
mga luki kmo iu
A pendulum.
pendulum
You can attach any object - a small stone, for example - to a piece of string.