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