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