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