Which of the following statements is true? The phases of the moon are caused by its synchronous rotation.
The moon is the smallest satellite in the solar system.
The moon causes the Earth to wobble as it rotates.
As a moon wanes, the size of its illuminated surface gets smaller.

Astone is thrown into a pond. what happens to the amplitude of the resulting waves as they get farther from the point where the stone hit the water? explain.

What is a neurotransmitter involved in mood reward, addiction, and motor behaviors?

Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.