A) neutral B) negative C) positive
A) Aluminum B) Gold C) Carbon D) Hydrogen
A) chemical change B) physical property C) physical change D) chemical property
A) physical property B) physical change C) chemical change D) chemical property
A) physical change B) physical property C) chemical property D) chemical change
A) burning B) solidifying C) rusting D) evaporating
A) salting of food B) burning of paper C) melting of chocolate D) freezing of water
A) sublimination B) burning C) evaporating D) melting
A) change from a liquid to a gas B) change in shape C) dissolving of a solid D) release of heat energy
A) deposition B) condensation C) sublimination D) vaporization
A) sublimination B) condensation C) deposition D) vaporization
A) metal B) atoms C) carbon D) cells
A) electron B) neutron C) element D) proton
A) chemical property B) chemical change C) physical change D) physical property
A) state B) shape C) density D) form
A) All elements are metallic. B) Elements are made from mixtures of molecules. C) Each element contains only one kind of atom. D) There are only five known elements.
A) an element B) an alloy 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 property B) chemical property C) chemical change D) physical change
A) never can be reversed B) cannot be reversed easily C) never will change state D) always can be reversed
A) True B) False
A) True B) False
A) negative B) neutral C) positive
A) team B) family C) metal D) row
A) neutral B) positive C) negative
A) a mixture B) a proton C) a compound D) an element
A) a compound B) a mixture C) a proton D) an element
A) an element B) a proton C) a compound D) an atom
A) liquids B) The Noble Gases C) elements D) molecules |