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