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