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