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