A) positive B) negative C) neutral
A) Hydrogen B) Gold C) Aluminum D) Carbon
A) physical property B) chemical change C) chemical property D) physical change
A) physical property B) chemical property C) chemical change D) physical change
A) chemical change B) physical change C) chemical property D) physical property
A) evaporating B) solidifying C) rusting D) burning
A) burning of paper B) melting of chocolate C) salting of food D) freezing of water
A) melting B) burning C) sublimination D) evaporating
A) release of heat energy B) change in shape C) change from a liquid to a gas D) dissolving of a solid
A) deposition B) condensation C) sublimination D) vaporization
A) deposition B) condensation C) sublimination D) vaporization
A) cells B) atoms C) metal D) carbon
A) element B) proton C) neutron D) electron
A) chemical change B) physical change C) physical property D) chemical property
A) form B) shape C) state D) density
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) a compound C) an element 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) chemical property B) physical change C) chemical change D) physical property
A) never can be reversed B) cannot be reversed easily C) always can be reversed D) never will change state
A) True B) False
A) True B) False
A) negative B) neutral C) positive
A) team B) metal C) row D) family
A) negative B) positive C) neutral
A) a proton B) a mixture C) an element D) a compound
A) a mixture B) an element C) a proton D) a compound
A) an element B) an atom C) a proton D) a compound
A) The Noble Gases B) molecules C) liquids D) elements |