Which statement provides the most complete description of an object's motion? The bird-watcher followed the south trail a distance of five kilometers in 45 minutes.

The lion had to run at 30 km per hour across the savannah to catch its prey.

The mixer blended the ingredients for the cake in under two minutes.

The golfer sent the golf ball flying toward the cup to score a hole-in-one.

A. The bird watcher followed the south trail a distance of five kilometers in 45 minutes.

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.

compass can be used day and night, cloudy or sunny