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