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