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