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