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