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