A) neutral B) positive C) negative
A) Hydrogen B) Carbon C) Aluminum D) Gold
A) chemical change B) physical property C) chemical property D) physical change
A) physical change B) chemical change C) physical property D) chemical property
A) physical change B) physical property C) chemical change D) chemical property
A) rusting B) solidifying C) evaporating D) burning
A) salting of food B) burning of paper C) freezing of water D) melting of chocolate
A) burning B) evaporating C) sublimination D) melting
A) dissolving of a solid B) change from a liquid to a gas C) release of heat energy D) change in shape
A) condensation B) vaporization C) sublimination D) deposition
A) sublimination B) condensation C) deposition D) vaporization
A) cells B) carbon C) atoms D) metal
A) electron B) neutron C) proton D) element
A) physical property B) chemical change C) chemical property D) physical change
A) shape B) form C) density D) state
A) Each element contains only one kind of atom. B) Elements are made from mixtures of molecules. C) There are only five known elements. 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) color change C) heat given off D) light given off
A) False B) True
A) chemical change B) chemical property C) physical property D) physical change
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) True B) False
A) positive B) neutral C) negative
A) metal B) row C) family D) team
A) positive B) negative C) neutral
A) an element B) a compound C) a proton D) a mixture
A) a proton B) a mixture C) a compound D) an element
A) an element B) a proton C) an atom D) a compound
A) molecules B) liquids C) elements D) The Noble Gases |