What happens when you shuffle your feet across a carpet

Ahypothesis is? close agreement by competent observers of observations of the same phenomena. a guess that has been tested over and over again and always found to be true. an educated guess that has yet to be proven by experiment. the long side of a right triangle. a synthesis of a large collection of information that includes guesses.

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

What properties of a moving object are used in determining the object's energy of motion