4. Pendulum has a m 1.0 kg, L 2.0 m, g 9.8 m/s?, and to -40 degrees. What is the maximum velocity of this pendulum? Show your work. (Hint: The exact height of the
pendulum is now 0.468 m.)

heats surface water up

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

answer( sicar );