A cat drops from a shelf 4.5 ft above the floor and lands on all four feet. His legs bring him to a stop in a distance of 12 cm.

What is the magnitude of the resultant vector round your answer to the nearest tenth

Quantum mechanics applies to subatomic, atomic, nanometer-size, and micrometer-size systems. nanometer, micrometer, and kilometer-size systems. atomic, nanometer-size, and micrometer-size systems. subatomic, atomic, and nanometer-size systems.

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?