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