Physics 1 Questions & Answers

Physics 1 Questions & Answers 1 pascal is equal to - ANSWER: 1 newton per square meter 1kg = ?N - ANSWER: 10N (2.2 lbs) 2D Motion - ANSWER: Motion in a diagonal direction or curved direction 3 states of motion - ANSWER: At rest, constant motion, accelerated motion A gun that is initially at rest and free to move is fired. After the shot, the sum of the guns and the bullets... are zero - ANSWER: momenta A= ? - ANSWER: Vf-Vi/t accelerated motion - ANSWER: speed up, slowdown, change direction acceleration - ANSWER: the rate of change of velocity (vector) acceleration is directly related to...? - ANSWER: net force accelertion~? - ANSWER: net force/mass All motion is _______ - ANSWER: relative Aristotle - ANSWER: A Greek philosopher who believed that the sun and planets revolved around the Earth. Also believed that there was only 2 types of motion. at rest - ANSWER: At rest - ANSWER: The state of an object when it is not in motion Centi (c) - ANSWER: 0.01 charge - ANSWER: the fundamental electrical property of mutual attractions or repulsions between electrons and protons compound machine - ANSWER: a machine consisting of two or more simple machines that are connected so that the resistance force of one machine becomes the effort force of the second machine conductors - ANSWER: materials through which electric charge can flow conservation of charge - ANSWER: the principle that electrons are neither created nor destroyed but are simply transferred from one material to another constant velocity - ANSWER: constant speed with constant direction Copernicus - ANSWER: A Polish astronomer who believed that the Earth and the Planets revolved around the Sun.