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