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