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