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