A) neutral B) negative C) positive
A) Hydrogen B) Carbon C) Aluminum D) Gold
A) physical property B) chemical property C) chemical change D) physical change
A) chemical property B) physical property C) chemical change D) physical change
A) physical change B) chemical property C) physical property D) chemical 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) evaporating B) sublimination C) melting D) burning
A) dissolving of a solid B) change from a liquid to a gas C) release of heat energy D) change in shape
A) condensation B) deposition C) vaporization D) sublimination
A) sublimination B) vaporization C) condensation D) deposition
A) cells B) carbon C) metal D) atoms
A) electron B) neutron C) proton D) element
A) chemical change B) chemical property C) physical property D) physical change
A) form B) density C) shape D) state
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) an element B) matter with no mass C) an alloy D) a compound
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) chemical change D) physical 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) negative C) neutral
A) family B) metal C) team D) row
A) positive B) neutral C) negative
A) an element B) a proton C) a mixture D) a compound
A) a proton B) a mixture C) an element D) a compound
A) a compound B) an element C) an atom D) a proton
A) elements B) The Noble Gases C) liquids D) molecules |