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