'It's a rigid body, on a fixed horizontal axis, that is free to rotate under the influence of gravity'
a pendulum
WHAT'S UP, CLOCK?: Its a rigid body, on a fixed horizontal axis, that is free to rotate under the influence of gravity
It's a rigid body, on a fixed horizontal axis, that is free to rotate under the influence of gravity
It's a rigid body, on a fixed horizontal axis, that is free to rotate under the influence of gravity
WHAT'S UP, CLOCK?
a pendulum
WHAT'S UP, CLOCK?