A) positive B) negative C) neutral
A) Carbon B) Aluminum C) Hydrogen D) Gold
A) chemical change B) physical property C) physical change D) chemical property
A) physical property B) chemical property C) chemical change D) physical change
A) physical change B) chemical change C) physical property D) chemical property
A) evaporating B) solidifying C) rusting D) burning
A) melting of chocolate B) burning of paper C) salting of food D) freezing of water
A) burning B) evaporating C) melting D) sublimination
A) change from a liquid to a gas B) change in shape C) dissolving of a solid D) release of heat energy
A) vaporization B) condensation C) sublimination D) deposition
A) vaporization B) sublimination C) condensation D) deposition
A) cells B) carbon C) metal D) atoms
A) proton B) element C) neutron D) electron
A) physical change B) chemical change C) chemical property D) physical property
A) shape B) state C) form D) density
A) Elements are made from mixtures of molecules. B) All elements are metallic. C) There are only five known elements. D) Each element contains only one kind of atom.
A) a compound B) an alloy C) an element D) matter with no mass
A) a change of state B) light given off C) heat given off D) color change
A) False B) True
A) chemical property B) chemical change C) physical property D) physical change
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) False B) True
A) positive B) negative C) neutral
A) team B) family C) row D) metal
A) negative B) positive C) neutral
A) an element B) a compound C) a mixture D) a proton
A) a mixture B) a proton C) an element D) a compound
A) a compound B) an element C) a proton D) an atom
A) elements B) molecules C) liquids D) The Noble Gases |