A) neutral B) negative C) positive
A) Carbon B) Aluminum C) Hydrogen D) Gold
A) physical change B) physical property C) chemical property D) chemical change
A) physical change B) chemical change C) chemical property D) physical property
A) physical change B) chemical property C) physical property D) chemical change
A) rusting B) burning C) evaporating D) solidifying
A) melting of chocolate B) freezing of water C) salting of food D) burning of paper
A) sublimination B) burning C) evaporating D) melting
A) change from a liquid to a gas B) release of heat energy C) dissolving of a solid D) change in shape
A) deposition B) vaporization C) condensation D) sublimination
A) deposition B) condensation C) sublimination D) vaporization
A) metal B) carbon C) atoms D) cells
A) electron B) element C) proton D) neutron
A) chemical change B) physical change C) physical property D) chemical property
A) form B) state C) density D) shape
A) All elements are metallic. B) There are only five known elements. C) Each element contains only one kind of atom. D) Elements are made from mixtures of molecules.
A) an element B) a compound C) matter with no mass D) an alloy
A) color change B) heat given off C) a change of state D) light given off
A) True B) False
A) physical change B) chemical property C) physical property D) chemical change
A) cannot be reversed easily B) always can be reversed C) never can be reversed D) never will change state
A) False B) True
A) False B) True
A) neutral B) negative C) positive
A) team B) metal C) family D) row
A) positive B) negative C) neutral
A) a mixture B) an element C) a proton D) a compound
A) a compound B) a proton C) an element D) a mixture
A) a proton B) an atom C) a compound D) an element
A) liquids B) The Noble Gases C) elements D) molecules |