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