NAS 2 EXAM 2 TCC Questions and Verified Solutions Latest Update

NAS 2 EXAM 2 TCC Questions and Verified Solutions Latest Update Anything that has mass and takes up space - Answer -Matter Definite shape and volume - Answer -Solid A state of matter that has no definite shape but has a definite volume. - Answer -liquid changeable shape and volume - Answer -Gas capacity to do work or put matter into motion - Answer -Energy energy in action - Answer -kinetic energy stored energy - Answer -potential energy stored in bonds of chemical substances - Answer -chemical energy directly involved in moving matter - Answer -mechanical energy exhibits wavelike properties (X-rays, visible light) - Answer -radiant energy Cannot be broken down by ordinary chemical means - Answer -Elements detectable with our senses or measurable - Answer -physical properties how atoms interact (bond) with one another - Answer -chemical properties unique building blocks for each element - Answer -Atoms consists of neutrons and proton - Answer -Nucleus no charge, 1 AMU - Answer -Nuetrons positive charge, 1 AMU - Answer -Protons orbit the nucleus, negative charge, equal number of protons - Answer -Electrons Modern model of atomic structure; depicts the general location of electrons as a haze of negative charge called the electron cloud - Answer -orbital model the number of protons in the nucleus of an atom - Answer -atomic number the sum of the number of neutrons and p