A wooden ball with a mass of 0. 45 kg is at rest when it is tapped by a wooden mallet that applies an average force of 83 n to the ball. After contact with the mallet, the ball moves forward at 1. 3 m/s. How long was the mallet in contact with the ball?.

Which statement is the best definition of an atom? a) anything that has mass and occupies space. b) the smallest particle that has the properties of an element. c) a substance that cannot be broken down chemically into simpler substances. eliminate d) the smallest unit of a substance that exhibits all of the properties characteristic of that substance.