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