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