A) positive B) negative C) neutral
A) Gold B) Aluminum C) Hydrogen D) Carbon
A) chemical change B) physical change C) physical property D) chemical property
A) chemical property B) chemical change C) physical change D) physical property
A) physical change B) chemical change C) chemical property D) physical property
A) burning B) evaporating C) solidifying D) rusting
A) salting of food B) melting of chocolate C) burning of paper D) freezing of water
A) sublimination B) burning C) evaporating D) melting
A) change from a liquid to a gas B) dissolving of a solid C) release of heat energy D) change in shape
A) deposition B) vaporization C) sublimination D) condensation
A) vaporization B) deposition C) sublimination D) condensation
A) carbon B) atoms C) cells D) metal
A) electron B) proton C) neutron D) element
A) physical property B) physical change C) chemical change D) chemical property
A) density B) state C) shape 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) color change B) a change of state C) heat given off D) light given off
A) True B) False
A) chemical change B) physical property C) physical change D) chemical property
A) never can be reversed B) cannot be reversed easily C) never will change state D) always can be reversed
A) True B) False
A) False B) True
A) neutral B) positive C) negative
A) team B) metal C) row D) family
A) neutral B) positive C) negative
A) a mixture B) a proton C) a compound D) an element
A) a mixture B) an element C) a compound D) a proton
A) a proton B) an atom C) a compound D) an element
A) elements B) molecules C) liquids D) The Noble Gases |