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