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